%0 Journal Article %A V. S. Serov %T Fundamental solution of a differential operator with a singularity %J Differencialʹnye uravneniâ %D 1980 %P 522-531 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1980_16_3_a16/ %G ru %F DE_1980_16_3_a16