TY - JOUR AU - Yu. I. Karlovich AU - V. G. Kravchenko TI - A Noether theory for a singular integral operator with a shift having periodic points JO - Doklady Akademii Nauk PY - 1976 SP - 277 EP - 280 VL - 231 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_231_2_a3/ LA - ru ID - DAN_1976_231_2_a3 ER -