TY - JOUR AU - Chin' Ngok Min' AU - I. B. Simonenko TI - On the index and homotopy classification of families of singular operators with a Carleman shift JO - Doklady Akademii Nauk PY - 1982 SP - 1070 EP - 1073 VL - 263 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_263_5_a10/ LA - ru ID - DAN_1982_263_5_a10 ER -