Aleksandrov, P. S. Combinatorial topology. Vol. 2. The Betti groups. Vol. 3. (English) Zbl 0097.15903 Rochester: Graylock Press. XI, 244 p. (1957); Albany, N. Y.: Graylock Press. VIII, 148 p. (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 4 Documents Keywords:topology PDF BibTeX XML OpenURL