1940
Chiungtze C. Tsen, Chinese mathematician (born 1898)
Chiungtze C. Tsen, Chinese mathematician (born 1898)
Chiungtze C. Tsen, Chinese mathematician (born 1898)
Chinese mathematician (1898–1940)
Chiungtze C. Tsen, Chinese mathematician (born 1898)
Chiungtze C. Tsen, Chinese mathematician (born 1898)