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@article{DAN_1964_157_3_a15, author = {I. A. Kiiko}, title = {Variation principle in problems concerned with a flow of a thin layer of plastic material}, journal = {Doklady Akademii Nauk}, pages = {551--553}, publisher = {mathdoc}, volume = {157}, number = {3}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1964_157_3_a15/} }
I. A. Kiiko. Variation principle in problems concerned with a flow of a thin layer of plastic material. Doklady Akademii Nauk, Tome 157 (1964) no. 3, pp. 551-553. http://geodesic.mathdoc.fr/item/DAN_1964_157_3_a15/