@article{TRSPY_1999_225_a19,
     author = {R. G. Novikov},
     title = {Approximate {Inverse} {Quantum} {Scattering} at {Fixed} {Energy} in {Dimension~2}},
     journal = {Informatics and Automation},
     pages = {301--318},
     publisher = {mathdoc},
     volume = {225},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1999_225_a19/}
}