• American Mathematical Society (e-MATH)

• European Mathematical Society (EMS)

• Zentralblatt MATH

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• International Mathematical Union

• Society for Industrial and Applied Mathematics

• International Council for Industrial and Applied Mathematics (ICIAM)

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• International Mathematical Union Prizes

• Wolf Foundation

• Abel Prize

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• The MacTutor History of Mathematics archive

• The European Science Foundation

• Scholary Societies in Mathematics

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• The Taylor center

• Citation Statistics 

• Why Do Math