Algebraic topology : homotopy and group cohomology : proceedings of the 1990 Barcelona Conference on Algebraic Topology, held in S. Feliu de Guíxols, Spain, June 6-12, 1990 / J. Aguadé, M. Castellet, F.R. Cohen (eds.). (Lecture notes in mathematics ; 1509)
Algebraic topology : homotopy and group cohomology : proceedings of the 1990 Barcelona Conference on Algebraic Topology, held in S. Feliu de Guíxols, Spain, June 6-12, 1990 / J. Aguadé, M. Castellet, F.R. Cohen (eds.).