%0 Journal Article
%A G. A. Kravtsova
%A V. A. Smirnov
%T Calculation of three loop Feynman graphs by using four-dimensional integration by parts and differential renormalization
%J Teoretičeskaâ i matematičeskaâ fizika
%D 1997
%P 115-118
%V 112
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TMF_1997_112_1_a6/
%G ru
%F TMF_1997_112_1_a6