Science Explorer Back to mapMap
Discussion
University · Franceville · Gabon

Université des Sciences et Techniques de Masuku

In research, Université des Sciences et Techniques de Masuku stands highest in Life Sciences (#6,999 of 11,023 worldwide) and Physical Sciences (#15,241 of 17,446 worldwide), over all time.

univ-masuku.orgROR OpenAlex
World rank, 2022-now
#15,254
of 22,385 · #19,107 all time
Rank in Gabon
#2
of 5
Research works
479
▲ 21% vs 2018-21
Citations
3.1k
6.5 per fractional work
Top-10% rate
3.2%
all institutions 10.0%
vs its own fields
0.88×
1.00× is exactly expected
Open access
69%
world 40%
International
54%
world 18%
Université des Sciences et Techniques de Masuku

What is Université des Sciences et Techniques de Masuku known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Life SciencesDomain #6,999 of 11,023 3.8%170
Physical SciencesDomain #15,241 of 17,446 2.8%173

Each strip is that field's whole ranked pool, with the notch where Université des Sciences et Techniques de Masuku sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Université des Sciences et Techniques de Masuku work in?

In 2022-now, 39% of research at Université des Sciences et Techniques de Masuku is in Physical Sciences, 28% in Life Sciences. Its largest fields are Medicine (22%), Agricultural and Biological Sciences (18%), Engineering (10%). It does 2.0× the world's share of Life Sciences.

Physical Sciences: 60 fractional works · 39.3% of its workEngineering: 16 fractional works · 10.2% of its workMechanical Engineering: 4 fractional works · 2.5% of its workControl and Systems Engineering: 3 fractional works · 1.9% of its workCivil and Structural Engineering: 2 fractional works · 1.1% of its workMechanics of Materials: 2 fractional works · 1.1% of its workComputational Mechanics: 1 fractional works · 0.7% of its workBuilding and Construction: 1 fractional works · 0.7% of its workOcean Engineering: 1 fractional works · 0.6% of its workElectrical and Electronic Engineering: 1 fractional works · 0.4% of its workBiomedical Engineering: 1 fractional works · 0.4% of its workAutomotive Engineering: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.4% of its workEnvironmental Science: 12 fractional works · 7.8% of its workEcology: 3 fractional works · 2.2% of its workWater Science and Technology: 2 fractional works · 1.1% of its workPollution: 1 fractional works · 0.9% of its workNature and Landscape Conservation: 1 fractional works · 0.8% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.7% of its workHealth, Toxicology and Mutagenesis: 1 fractional works · 0.7% of its workEnvironmental Engineering: 1 fractional works · 0.5% of its workGlobal and Planetary Change: 1 fractional works · 0.4% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 10 fractional works · 6.6% of its workStatistics and Probability: 5 fractional works · 3.4% of its workGeometry and Topology: 1 fractional works · 1.0% of its workApplied Mathematics: 1 fractional works · 0.9% of its workNumerical Analysis: 1 fractional works · 0.7% of its workMathematical Physics: 1 fractional works · 0.4% of its workModeling and Simulation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workComputer Science: 6 fractional works · 4.2% of its workArtificial Intelligence: 3 fractional works · 2.1% of its workInformation Systems: 1 fractional works · 0.9% of its workComputational Theory and Mathematics: 1 fractional works · 0.6% of its workComputer Vision and Pattern Recognition: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysics and Astronomy: 6 fractional works · 3.6% of its workAtomic and Molecular Physics, and Optics: 4 fractional works · 2.5% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.6% of its workNuclear and High Energy Physics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMaterials Science: 4 fractional works · 2.4% of its workMaterials Chemistry: 2 fractional works · 1.2% of its workBiomaterials: 1 fractional works · 0.4% of its workElectronic, Optical and Magnetic Materials: 1 fractional works · 0.4% of its workPolymers and Plastics: 1 fractional works · 0.4% of its workEarth and Planetary Sciences: 4 fractional works · 2.4% of its workPaleontology: 1 fractional works · 0.6% of its workEarth-Surface Processes: 1 fractional works · 0.4% of its workGeochemistry and Petrology: 1 fractional works · 0.4% of its workAtmospheric Science: 1 fractional works · 0.4% of its workGeophysics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemistry: 2 fractional works · 1.6% of its workAnalytical Chemistry: 1 fractional works · 0.5% of its workOrganic Chemistry: 1 fractional works · 0.5% of its workInorganic Chemistry: 0 fractional works · 0.3% of its workPhysical and Theoretical Chemistry: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEnergy: 0 fractional works · 0.3% of its workEnergy Engineering and Power Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemical Engineering: 0 fractional works · 0.2% of its workLife Sciences: 43 fractional works · 28.2% of its workAgricultural and Biological Sciences: 28 fractional works · 18.2% of its workPlant Science: 9 fractional works · 6.0% of its workForestry: 6 fractional works · 3.8% of its workEcology, Evolution, Behavior and Systematics: 5 fractional works · 3.1% of its workFood Science: 3 fractional works · 1.7% of its workInsect Science: 2 fractional works · 1.3% of its workGeneral Agricultural and Biological Sciences: 1 fractional works · 0.6% of its workSoil Science: 1 fractional works · 0.6% of its workAnimal Science and Zoology: 1 fractional works · 0.6% of its workAgronomy and Crop Science: 0 fractional works · 0.3% of its workHorticulture: 0 fractional works · 0.2% of its workBiochemistry, Genetics and Molecular Biology: 7 fractional works · 4.8% of its workMolecular Biology: 2 fractional works · 1.5% of its workEndocrinology: 2 fractional works · 1.0% of its workGenetics: 1 fractional works · 0.9% of its workMolecular Medicine: 1 fractional works · 0.6% of its workBiochemistry: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.3% of its workImmunology and Microbiology: 7 fractional works · 4.6% of its workParasitology: 5 fractional works · 3.2% of its workImmunology: 1 fractional works · 0.6% of its workMicrobiology: 1 fractional works · 0.4% of its workVirology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.6% of its workPharmacology: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Sciences: 37 fractional works · 23.9% of its workMedicine: 34 fractional works · 22.3% of its workPublic Health, Environmental and Occupational Health: 9 fractional works · 5.6% of its workInfectious Diseases: 8 fractional works · 5.3% of its workEpidemiology: 4 fractional works · 2.4% of its workEndocrinology, Diabetes and Metabolism: 3 fractional works · 1.8% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 0.9% of its workComplementary and alternative medicine: 1 fractional works · 0.8% of its workHepatology: 1 fractional works · 0.7% of its workGenetics: 1 fractional works · 0.7% of its workPhysiology: 1 fractional works · 0.5% of its workSurgery: 1 fractional works · 0.5% of its workBiochemistry: 1 fractional works · 0.4% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 0.4% of its workHematology: 0 fractional works · 0.3% of its workCardiology and Cardiovascular Medicine: 0 fractional works · 0.3% of its workEmergency Medicine: 0 fractional works · 0.3% of its workPulmonary and Respiratory Medicine: 0 fractional works · 0.3% of its workPharmacology: 0 fractional works · 0.3% of its workOncology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.7% of its workNursing: 1 fractional works · 0.7% of its workNutrition and Dietetics: 1 fractional works · 0.7% of its workHealth Professions: 1 fractional works · 0.7% of its workGeneral Health Professions: 0 fractional works · 0.2% of its workEmergency Medical Services: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workVeterinary: 0 fractional works · 0.2% of its workSocial Sciences: 13 fractional works · 8.7% of its workSocial Sciences: 5 fractional works · 3.5% of its workSociology and Political Science: 4 fractional works · 2.4% of its workDemography: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.9% of its workEconomics, Econometrics and Finance: 3 fractional works · 2.1% of its workFinance: 2 fractional works · 1.3% of its workEconomics and Econometrics: 1 fractional works · 0.8% of its workBusiness, Management and Accounting: 2 fractional works · 1.5% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.7% of its workStrategy and Management: 1 fractional works · 0.4% of its workManagement of Technology and Innovation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPsychology: 1 fractional works · 0.6% of its workSocial Psychology: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDecision Sciences: 1 fractional works · 0.5% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.3% of its workManagement Science and Operations Research: 0 fractional works · 0.2% of its workArts and Humanities: 1 fractional works · 0.5% of its workLanguage and Linguistics: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workALL ITS WORKUniversité desSciences et…153fractional works, 2022-now
Life Sciences28%Physical Sciences39%Health Sciences24%Social Sciences9%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 24 fields, with their numbers
    1. Engineering1610.2%
    2. Environmental Science127.8%
    3. Mathematics106.6%
    4. Computer Science64.2%
    5. Physics and Astronomy63.6%
    6. Materials Science42.4%
    7. Earth and Planetary Sciences42.4%
    8. Chemistry21.6%
    9. Energy00.3%
    10. Chemical Engineering00.2%
    1. Agricultural and Biological Sciences2818.2%
    2. Biochemistry, Genetics and Molecular Biology74.8%
    3. Immunology and Microbiology74.6%
    4. Pharmacology, Toxicology and Pharmaceutics10.6%
    1. Medicine3422.3%
    2. Nursing10.7%
    3. Health Professions10.7%
    4. Veterinary00.2%
    1. Social Sciences53.5%
    2. Economics, Econometrics and Finance32.1%
    3. Business, Management and Accounting21.5%
    4. Psychology10.6%
    5. Decision Sciences10.5%
    6. Arts and Humanities10.5%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 3.84× its world share, 28 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.90× its world share, 7 worksBiochemistry, Geneti…Immunology and Microbiology: 4.55× its world share, 7 worksImmunology and Micro…Pharmacology, Toxicology and Pharmaceutics: 1.61× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.49× its world share, 0 worksChemical EngineeringChemistry: 1.04× its world share, 2 worksChemistryComputer Science: 0.54× its world share, 6 worksComputer ScienceEarth and Planetary Sciences: 1.50× its world share, 4 worksEarth and Planetary …Energy: 0.33× its world share, 0 worksEnergyEngineering: 0.68× its world share, 16 worksEngineeringEnvironmental Science: 1.56× its world share, 12 worksEnvironmental ScienceMaterials Science: 0.69× its world share, 4 worksMaterials ScienceMathematics: 5.61× its world share, 10 worksMathematicsPhysics and Astronomy: 1.62× its world share, 6 worksPhysics and AstronomyHealth Professions: 0.26× its world share, 1 worksHealth ProfessionsMedicine: 1.16× its world share, 34 worksMedicineNursing: 1.46× its world share, 1 worksNursingVeterinary: 1.27× its world share, 0 worksVeterinaryArts and Humanities: 0.17× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.45× its world share, 2 worksBusiness, Management…Decision Sciences: 0.53× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.97× its world share, 3 worksEconomics, Econometr…Psychology: 0.21× its world share, 1 worksPsychologySocial Sciences: 0.28× its world share, 5 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 5.6×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Mathematics5.61×10 works
  2. Immunology and Microbiology4.55×7 works
  3. Agricultural and Biological Sciences3.84×28 works
  4. Physics and Astronomy1.62×6 works
  5. Pharmacology, Toxicology and Pharmaceutics1.61×1 works
  6. Environmental Science1.56×12 works
  7. Earth and Planetary Sciences1.50×4 works
  8. Nursing1.46×1 works
  9. Veterinary1.27×0 works
  10. Medicine1.16×34 works
  11. Chemistry1.04×2 works
  12. Economics, Econometrics and Finance0.97×3 works
  13. Biochemistry, Genetics and Molecular Biology0.90×7 works
  14. Materials Science0.69×4 works
  15. Engineering0.68×16 works
  16. Computer Science0.54×6 works
  17. Decision Sciences0.53×1 works
  18. Chemical Engineering0.49×0 works
  19. Business, Management and Accounting0.45×2 works
  20. Energy0.33×0 works
  21. Social Sciences0.28×5 works
  22. Health Professions0.26×1 works
  23. Psychology0.21×1 works
  24. Arts and Humanities0.17×1 works

Who are the top researchers at Université des Sciences et Techniques de Masuku?

Ranked on the quality score, Judicaël Lebamba, Honorine Angue Mintsa and Neil-Yohan Musadji lead among researchers whose main affiliation is Université des Sciences et Techniques de Masuku.

  1. 1 Judicaël Lebamba Gabon · #1,366,483 worldwide 658 citations · 49 works
  2. 2 Honorine Angue Mintsa Gabon · #1,632,017 worldwide 2.8k citations · 18 works
  3. 3 Neil-Yohan Musadji Gabon · #2,032,070 worldwide 129 citations · 17 works
  4. 4 Stéphan Ntie Gabon · #2,499,602 worldwide 735 citations · 72 works
  5. 5 Karen Bakakas Mayika Gabon · #2,681,033 worldwide 154 citations · 17 works
  6. 6 Mathieu Moussavou Gabon · #2,999,149 worldwide 286 citations · 32 works
  7. 7 Alain Souza Gabon · #3,218,530 worldwide 313 citations · 15 works
  8. 8 Christiane Attéké Gabon · #4,031,380 worldwide 681 citations · 28 works
  9. 9 Franck Mounioko Gabon · #4,105,850 worldwide 247 citations · 51 works
  10. 10 Guy Roger Ndong Atome Gabon · #4,140,276 worldwide 103 citations · 16 works
All ranked researchers at Université des Sciences et Techniques de Masuku

What are the most cited papers from Université des Sciences et Techniques de Masuku?

The most cited paper from Université des Sciences et Techniques de Masuku is "Synthesis and Antimalarial Activity in Vitro and in Vivo of a New Ferrocene−Chloroquine Analogue" (Christophe Biot, Guillaume Glorian, Lucien A. Maciejewski et al., 1997), with 602 citations. Next come "Tectonics, climate and the diversification of the tropical African terrestrial flora and fauna" (275) and "Site-specific versus pantropical allometric equations: Which option to estimate the biomass of a moist central African forest?" (185).

Most cited papers
#PaperReleasedCitations
1 Synthesis and Antimalarial Activity in Vitro and in Vivo of a New Ferrocene−Chloroquine Analogue Christophe Biot, Guillaume Glorian, Lucien A. Maciejewski et al. · Journal of Medicinal Chemistry Nov 1997 602
2 Tectonics, climate and the diversification of the tropical African terrestrial flora and fauna Thomas L. P. Couvreur et al. · Biological reviews/Biological reviews of the Cambridge Philosophical Society ReviewOpen access 13 Sep 2020 275
3 Site-specific versus pantropical allometric equations: Which option to estimate the biomass of a moist central African forest? Alfred Ngomanda, Nestor Laurier Engone Obiang, Judicaël Lebamba et al. · Forest Ecology and Management 14 Nov 2013 185
4 In Vitro Antimalarial Activity of a New Organometallic Analog, Ferrocene-Chloroquine Olivier Domarle, Guillaume Blampain, Huguette Agnaniet et al. · Antimicrobial Agents and Chemotherapy Open access Mar 1998 166
5 Mosquito vector competence for dengue is modulated by insect-specific viruses Roenick Proveti Olmo et al. · Nature Microbiology Open access 5 Jan 2023 157
All 59 most cited papers, with filters and sorting

Which keywords describe research at Université des Sciences et Techniques de Masuku?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Smallholder Farmers, Vaccine Development, Sustainable Agriculture, Agroforestry, Biodiversity Conservation, Immune Response and Nutritional Value.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology19▲ 3.2×43 topics
  2. Smallholder Farmers9▲ 28×4 topics
  3. Climate Change7▲ 1.77×29 topics
  4. Vaccine Development7▲ 17×7 topics
  5. Sustainability6▲ 1.73×11 topics
  6. Agroforestry6▲ 60×3 topics
  7. Immune Response6▲ 7.1×14 topics
  8. Public Health6▲ 2.8×19 topics
  9. Sustainable Agriculture6▲ 13×4 topics
  10. Biodiversity Conservation6▲ 11×6 topics
  11. Nutritional Value6▲ 33×3 topics
  12. Climate Resilience6▲ 61×2 topics
  13. Indigenous Fruits5▲ 151×1 topic
  14. Tree Domestication5▲ 151×1 topic
  15. Vaccine5▲ 7.8×10 topics
  16. Helminth Infections5▲ 74×2 topics
  17. Global Burden4▲ 5.4×5 topics
  18. Insecticide Resistance4▲ 35×4 topics
  19. Medicinal Plants4▲ 7.0×7 topics
  20. Adaptation4▲ 7.8×5 topics
  21. Diversity4▲ 13×2 topics
  22. Pathogenesis4▲ 4.5×9 topics
  23. Genome Sequence3▲ 26×2 topics
  24. Global Epidemiology3▲ 49×2 topics
  25. Agricultural Development3▲ 14×1 topic
  26. Livestock Farming3▲ 35×1 topic
  27. Artemisinin Resistance3▲ 62×1 topic
  28. Genetic Diversity3▲ 4.7×10 topics
  29. Model Selection3▲ 24×2 topics
  30. Plasmodium falciparum3▲ 62×1 topic
  31. Vector Control3▲ 16×4 topics
  32. Regularization3▲ 61×1 topic
  33. Schistosomiasis3▲ 63×1 topic
  34. Soil-Transmitted Helminths3▲ 63×1 topic
  35. Variable Selection3▲ 19×1 topic
  36. Phytochemicals2▲ 15×5 topics
  37. Zoonotic Infections2▲ 30×2 topics
  38. Essential Oils2▲ 14×3 topics
  39. Arboviral Diseases2▲ 23×1 topic
  40. Pest Management2▲ 17×4 topics

Which research topics does Université des Sciences et Techniques de Masuku publish most on?

By volume in 2022-now: African Botany and Ecology Studies, Agriculture and Rural Development Research, Malaria Research and Control and Statistical Methods and Inference.

African Botany and Ecolo…5African Botany and Ecology Studies: 5 fractional worksAgriculture and Rural Development Research: 3 fractional worksMalaria Research and Con…3Malaria Research and Control: 3 fractional worksStatistical Methods and …3Statistical Methods and Inference: 3 fractional worksParasites and Host Interactions: 3 fractional worksMosquito-borne diseases and control: 2 fractional worksParasitic Diseases Resea…2Parasitic Diseases Research and Treatment: 2 fractional worksCassava research and cyanide: 2 fractional worksEthnobotanical and Medicinal Plants Studies: 2 fractional worksHydraulic and Pneumatic Systems: 1 fractional works
ForestryEcology, Evolution, Behavior and SystematicsPublic Health, Environmental and Occupational HealthStatistics and Probability4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 African Botany and Ecology Studies Forestry 5 works
  2. 2 Agriculture and Rural Development Research Ecology, Evolution, Behavior and Systematics 3 works
  3. 3 Malaria Research and Control Public Health, Environmental and Occupational Health 3 works
  4. 4 Statistical Methods and Inference Statistics and Probability 3 works
  5. 5 Parasites and Host Interactions Parasitology 3 works
  6. 6 Mosquito-borne diseases and control Public Health, Environmental and Occupational Health 2 works
  7. 7 Parasitic Diseases Research and Treatment Infectious Diseases 2 works
  8. 8 Cassava research and cyanide Plant Science 2 works
  9. 9 Ethnobotanical and Medicinal Plants Studies Plant Science 2 works
  10. 10 Hydraulic and Pneumatic Systems Mechanical Engineering 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available69.0%not open31.0%

World: 40% of research is openly available.

with international co-authors54.4%domestic only45.6%

World: 18% is written across borders.

How has Université des Sciences et Techniques de Masuku's research output changed?

Output in 2022-2025 was 21% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Université des Sciences et Techniques de Masuku as a percentage of every work published that year, 0.00057% in 2024.

still counting0.00050%0.0010%Université des Sciences et Techniques de Masuku0.00055% in 20251990200020102020

Fractional works of Université des Sciences et Techniques de Masuku over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Université des Sciences et Techniques de Masuku2.2% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 4.6% in 2014.

Other research institutions in Franceville

All research institutions in Franceville

Share Université des Sciences et Techniques de Masuku's ranking

Université des Sciences et Techniques de Masuku on Science Explorer

A card with Université des Sciences et Techniques de Masuku's standing and the fields it leads in, for a post or a slide. A link to this page previews as the same card.

Download the card

1200 × 630 PNG, sized for social posts, drawn from the latest snapshot.

Badges for a website1Each links back here and updates with every snapshot

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

Ask a question or share a note about Université des Sciences et Techniques de Masuku. Keep it to the research: no personal attacks, advertising or links. Any reader can report a post, which collapses it for everyone until it is opened.