Ginsburg, Michael On the Lusternik-Schnirelmann category. (English) Zbl 0148.17003 Ann. Math. (2) 77, 538-551 (1963). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 14 Documents Keywords:topology PDFBibTeX XMLCite \textit{M. Ginsburg}, Ann. Math. (2) 77, 538--551 (1963; Zbl 0148.17003) Full Text: DOI