@article{DAN_1968_183_4_a1,
     author = {M. M. Vainberg},
     title = {Nonlinear equations with potential and monotonic operators},
     journal = {Doklady Akademii Nauk},
     pages = {747--749},
     publisher = {mathdoc},
     volume = {183},
     number = {4},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_183_4_a1/}
}