%0 Journal Article %A V. A. Smirnov %T The singularities of Feynman diagrams in the coordinate space and the $\alpha$-representation %J Teoretičeskaâ i matematičeskaâ fizika %D 1981 %P 27-32 %V 46 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1981_46_1_a1/ %G ru %F TMF_1981_46_1_a1