%0 Journal Article %A D.I. Borisov %T On a Singularly Perturbed Boundary Value Problem for the Laplacian in a Cylinder %J Differencialʹnye uravneniâ %D 2002 %P 1071-1078 %V 38 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2002_38_8_a6/ %G ru %F DE_2002_38_8_a6