Montejano, Luis, 1951- B-homotopy equivalences have a-cross sections/ Luis Montejano. - Providence, R.I.: American Mathematical Society, 1983. - iv, 37 p. ; 26 cm. - Memoirs of the American Mathematical Society; no. 274. . Bibliography: p. 36-37. ISBN: 0821822748 (pbk.) LCCN: 82020616 Subjects--Topical Terms: Homotopy equivalences.Embeddings (Mathematics) Dewey Class. No.: 510 s 514/.24