@article{GDZPPN00209214X, title = {Homology Fibrations and the "Group-Completion" Theorem.}, journal = {Inventiones mathematicae}, volume = {34}, year = {1976}, pages = {279-284}, zbl = {0306.55020}, url = {http://dml.mathdoc.fr/item/GDZPPN00209214X} }
McDuff, D.; Segal, G. Homology Fibrations and the "Group-Completion" Theorem.. Inventiones mathematicae, Tome 34 (1976) pp. 279-284. http://gdmltest.u-ga.fr/item/GDZPPN00209214X/