@article{DE_1991_27_7_a11,
     author = {M. M. Karchevskii},
     title = {Solvability of variational problems in the nonlinear theory of shallow shells},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1196--1203},
     publisher = {mathdoc},
     volume = {27},
     number = {7},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1991_27_7_a11/}
}