TY - JOUR AU - A. A. Arsen'ev TI - Estimation of the imaginary part of the scattering matrix pole for the three-dimensional Schr\"odinger equation with a trap potential JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1998 SP - 271 EP - 276 VL - 114 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1998_114_2_a3/ LA - ru ID - TMF_1998_114_2_a3 ER -