%0 Journal Article %A L. M. Kotlyar %A È. V. Skvortsov %T Filtration of a viscoplastic liquid toward a drain in a curvilinear sheet %J Doklady Akademii Nauk %D 1973 %P 1049-1052 %V 209 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_209_5_a12/ %G ru %F DAN_1973_209_5_a12