@article{ZNSL_1984_140_a0,
     author = {V. M. Babich and V. P. Smyshlyaev},
     title = {Scattering problem for the {Schr\"odinger} equation in the case of a~potential linear in time and {coordinate.~I.} {Asymptotics} in the shadow zone},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {6--17},
     publisher = {mathdoc},
     volume = {140},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1984_140_a0/}
}