@article{SM_1990_66_2_a12,
     author = {E. L. Korotyaev},
     title = {On scattering in an external, homogeneous, time-periodic magnetic field},
     journal = {Sbornik. Mathematics},
     pages = {499--522},
     publisher = {mathdoc},
     volume = {66},
     number = {2},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1990_66_2_a12/}
}