Wu, Wen-tsün On Pontrjagin classes. V. (Chinese. English translation) Zbl 0068.37006 Acta Math. Sin. 5, 401-410 (1955); translation in Am. Math. Soc., Transl., II. Ser. 38, 259-268 (1964). MSC: 55R40 PDFBibTeX XMLCite \textit{W.-t. Wu}, Acta Math. Sin. 5, 401--410 (1955; Zbl 0068.37006); translation in Am. Math. Soc., Transl., II. Ser. 38, 259--268 (1964)
Wu, Wen-Tsün On Pontrjagin classes. II. (English) Zbl 0068.37005 Sci. Sin. 4, 455-490 (1955). MSC: 55R40 PDFBibTeX XMLCite \textit{W.-T. Wu}, Sci. Sin. 4, 455--490 (1955; Zbl 0068.37005)