@article{IVM_1978_11_a7,
     author = {A. D. Lyashko and I. B. Badriev and M. M. Karchevskii},
     title = {The variational method for equations with monotone discontinuous operators},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {63--69},
     publisher = {mathdoc},
     number = {11},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1978_11_a7/}
}