Hermann, R. Obstruction theory for fibre spaces. (English) Zbl 0109.15802 Ill. J. Math. 4, 9-27 (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents Keywords:topology × Cite Format Result Cite Review PDF