Papakyriakopoulos, C. D. On Dehn’s lemma and the asphericity of knots. (English) Zbl 0078.16402 Ann. Math. (2) 66, 1-26 (1957). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 ReviewsCited in 155 Documents Keywords:topology PDF BibTeX XML Cite \textit{C. D. Papakyriakopoulos}, Ann. Math. (2) 66, 1--26 (1957; Zbl 0078.16402) Full Text: DOI OpenURL