TY - JOUR AU - Kh. G. Bzhikhatlov TI - A boundary value problem for a certain degenerate hyperbolic equation, and singular integral equations of the third kind JO - Differencialʹnye uravneniâ PY - 1971 SP - 3 EP - 14 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1971_7_1_a0/ LA - ru ID - DE_1971_7_1_a0 ER -