@article{DAN_1973_209_5_a12,
     author = {L. M. Kotlyar and \`E. V. Skvortsov},
     title = {Filtration of a viscoplastic liquid toward a drain in a curvilinear sheet},
     journal = {Doklady Akademii Nauk},
     pages = {1049--1052},
     publisher = {mathdoc},
     volume = {209},
     number = {5},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_5_a12/}
}