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WikiPedia: Lịch sử Toán học Việt Nam http://203.210.197.78/documents/10190/526129/5%20C... http://arxiv.org/abs/0801.0446 http://hanoimoi.com.vn/ban-in/Giao-duc/481282/nguo... https://link.springer.com/article/10.1007/BF025681... https://www.worldcat.org/title/elements-de-trigono... https://baodanang.vn/channel/5433/201707/toan-hoc-... https://tiasang.com.vn/khoa-hoc-cong-nghe/Sach-toa... https://tiasang.com.vn/khoa-hoc-cong-nghe/Toan-hoc... https://www.math.hcmus.edu.vn/gi%E1%BB%9Bi-thi%E1%... https://tuoitre.vn/duyen-so-giai-fields---ki-6-ai-...