@article{TMF_1989_81_1_a0,
     author = {R. F. Bikbaev},
     title = {Large-time asymptotics of~the solution of~the nonlinear {Schr\"odinger} equation with boundary conditions of~step type},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {3--11},
     year = {1989},
     volume = {81},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1989_81_1_a0/}
}