%0 Journal Article %A È. L. Amromin %A V. A. Bushkovskii %T Application of linear programming to non-linear problems with free boundaries for Laplace's equation %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1983 %P 1234-1238 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1983_23_5_a20/ %G ru %F ZVMMF_1983_23_5_a20