• Viện Toán học – Viện khoa học và công nghệ Việt Nam

http://math.ac.vn/

• Hội Toán Học Việt Nam

http://www.vms.org.vn/

• Electronic Library of Mathematics

http://www.emis.de/ELibEMS.html

• Mathematics Virtual Library          

http://www.math.fsu.edu/Virtual/

• The Wolfram Functions Site

http://functions.wolfram.com/

• Mathematical Tool

http://www.emis.de/misc/software/gclc/

• The Math Forum

http://mathforum.org/library/

• Mathematical Sociaeties

http://www.mathunion.org/information/math-societies/

• Mathematical Analysis

             http://faculty.ksu.edu.sa/default.aspx

• Partial Differential Equations: Theory and Completely Solved Problems

             https://books.google.com.vn/

• Linear Algebra and Geometry

            https://muse.jhu.edu/book/5691

• Geometric Algebra for Computer Science: An Object-Oriented Approach to Geometry

             http://dl.acm.org/citation.cfm?id=1610323

• Mathematical Association of America

             http://www.maa.org/