%0 Journal Article %A Chin' Ngok Min' %A I. B. Simonenko %T On the index and homotopy classification of families of singular operators with a Carleman shift %J Doklady Akademii Nauk %D 1982 %P 1070-1073 %V 263 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_263_5_a10/ %G ru %F DAN_1982_263_5_a10