%0 Journal Article %A Michael N. Dyer %T Localization of group rings and applications to 2-complexes. %J Commentarii mathematici Helvetici %D 1987 %P 1-17 %V 62 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1987__62_140074/ %F CMH_1987__62_140074