%0 Journal Article
%A N. V. Kosmatov
%T Upper bounds on homological dimensions of pullback rings
%J Zapiski Nauchnykh Seminarov POMI
%D 1999
%P 222-228
%V 265
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1999_265_a15/
%G ru
%F ZNSL_1999_265_a15