%0 Journal Article %A A. A. Denisov %A A. V. Koldoba %A Yu. A. Poveschenko %T Convergence of difference schemes of the reference-operator method to generalized solutions of the axisymmetric Poisson equation %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1990 %P 1477-1486 %V 30 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_10_a3/ %G ru %F ZVMMF_1990_30_10_a3