Montgomery, Deane; Samelson, Hans Transformation groups of spheres. (English) Zbl 0063.04077 Ann. Math. (2) 44, 454-470 (1943). Not reviewed Cited in 3 ReviewsCited in 137 Documents PDFBibTeX XMLCite \textit{D. Montgomery} and \textit{H. Samelson}, Ann. Math. (2) 44, 454--470 (1943; Zbl 0063.04077) Full Text: DOI