%0 Journal Article %A I. V. Fryazinov %T On the stability of difference schemes for a heat-conduction equation with variable coefficients %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1961 %P 1122-1127 %V 1 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1961_1_6_a15/ %G ru %F ZVMMF_1961_1_6_a15