%0 Journal Article %A V. D. Glushenkov %A A. D. Lyashko %T Difference schemes for quasilinear elliptic equations in polar coordinates %J Differencialʹnye uravneniâ %D 1976 %P 1052-1060 %V 12 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_6_a11/ %G ru %F DE_1976_12_6_a11