Birkhoff, George D. Sur quelques courbes fermées remarquables. (French) Zbl 0005.22002 Bull. Soc. Math. Fr. 60, 1-26 (1932). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 19 Documents Keywords:topology PDFBibTeX XMLCite \textit{G. D. Birkhoff}, Bull. Soc. Math. Fr. 60, 1--26 (1932; Zbl 0005.22002) Full Text: DOI Numdam EuDML