@article{DE_1994_30_7_a14,
     author = {M. M. Karchevskii and V. N. Paimushin},
     title = {Variational problems in the theory of three-layer shallow shells},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1217--1221},
     publisher = {mathdoc},
     volume = {30},
     number = {7},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_7_a14/}
}