@article{DE_1980_16_2_a11,
     author = {V. D. Kupradze},
     title = {Contact problems of the theory of elasticity},
     journal = {Differencialʹnye uravneni\^a},
     pages = {293--310},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_2_a11/}
}