@article{VTPMK_2020_2_a1,
     author = {A. N. Kulikov and D. A. Kulikov},
     title = {One-phase and two-phase solutions of the focusing nonlinear {Schrodinger} equation},
     journal = {Vestnik Tverskogo gosudarstvennogo universiteta. Seri\^a Prikladna\^a matematika},
     pages = {18--34},
     year = {2020},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTPMK_2020_2_a1/}
}