@article{VTAMU_2018_23_123_a4,
     author = {Z. T. Zhukovskaya and S. E. Zhukovskiy},
     title = {On generalizations and applications of variational principles of nonlinear analysis},
     journal = {Vestnik rossijskih universitetov. Matematika},
     pages = {377--385},
     publisher = {mathdoc},
     volume = {23},
     number = {123},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTAMU_2018_23_123_a4/}
}