%0 Journal Article %A E. A. Volkov %T An asymptotically fast approximate method of finding a~solution of the difference Laplace equation on mesh segments %J Informatics and Automation %D 1986 %P 69-89 %V 173 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1986_173_a6/ %G ru %F TRSPY_1986_173_a6