TY - JOUR AU - E. I. Zverovich TI - Boundary-value problems with shift on abstract Riemann surfaces JO - Doklady Akademii Nauk PY - 1964 SP - 26 EP - 29 VL - 157 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_157_1_a5/ LA - ru ID - DAN_1964_157_1_a5 ER -