TY - JOUR AU - B. A. Kats TI - Boundary value problems with not one-to-one shifts in the case of a~multiply connected domain JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1977 SP - 134 EP - 136 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1977_1_a17/ LA - ru ID - IVM_1977_1_a17 ER -