@article{TMF_1998_114_2_a3,
     author = {A. A. Arsen'ev},
     title = {Estimation of the imaginary part of the scattering matrix pole for the three-dimensional {Schr\"odinger} equation with a trap potential},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {271--276},
     publisher = {mathdoc},
     volume = {114},
     number = {2},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1998_114_2_a3/}
}