%0 Journal Article
%A John W. Rutter
%T Maps and Equivalences into Equalizing Fibrations and from Coequalizing Cofibrations.
%J Mathematische Zeitschrift
%D 1971
%P 125-141
%V 122
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZ_1971__122_171589/
%F MZ_1971__122_171589