@article{DE_1988_24_8_a13,
     author = {V. N. Pavlenko},
     title = {Existence theorems for elliptic variational inequalities with quasipotential operators},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1397--1402},
     publisher = {mathdoc},
     volume = {24},
     number = {8},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1988_24_8_a13/}
}