%0 Journal Article %A I. D. Sofronov %T On the problem of motion of a tangential discontinuity in an ideal incompressible liquid %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1962 %P 494-499 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1962_2_3_a12/ %G ru %F ZVMMF_1962_2_3_a12