Samuel, P. On universal mappings and free topological groups. (English) Zbl 0031.41702 Bull. Am. Math. Soc. 54, 591-598 (1948). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 19 Documents Keywords:Topology PDFBibTeX XMLCite \textit{P. Samuel}, Bull. Am. Math. Soc. 54, 591--598 (1948; Zbl 0031.41702) Full Text: DOI