TY - JOUR AU - M. Sh. Birman TI - Some applications of a local criterion for the existence of wave operators JO - Doklady Akademii Nauk PY - 1969 SP - 735 EP - 738 VL - 185 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_185_4_a0/ LA - ru ID - DAN_1969_185_4_a0 ER -