TY - JOUR AU - N. L. Vasilevskii AU - A. A. Karelin TI - Investigation of a~boundary value problem for a~partial differential equation of mixed type by means of reduction to a~singular integral equation with a~Carleman shift JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1978 SP - 15 EP - 19 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1978_3_a2/ LA - ru ID - IVM_1978_3_a2 ER -