TY - JOUR AU - T. D. Dzhuraev AU - Yu. P. Apakov TI - The Gellerstedt problem for a parabolic-hyperbolic equation in a three-dimensional space JO - Differencialʹnye uravneniâ PY - 1990 SP - 438 EP - 448 VL - 26 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_3_a10/ LA - ru ID - DE_1990_26_3_a10 ER -