%0 Journal Article %A I. V. Pershin %T Construction of the Asymptotics of the Green Function in a Neighborhood of a Singular Point %J Differencialʹnye uravneniâ %D 2001 %P 842-843 %V 37 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2001_37_6_a16/ %G ru %F DE_2001_37_6_a16