%0 Journal Article %A A. A. Vladimirov %T Methods of calculating many-loop diagrams and renormalization-group analysis of the~$\varphi^4$ theory %J Teoretičeskaâ i matematičeskaâ fizika %D 1978 %P 271-278 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1978_36_2_a10/ %G ru %F TMF_1978_36_2_a10