TY - JOUR AU - A. A. Kerefov TI - A certain boundary value problem of Gevrey for a parabolic equation with a discontinuity of the first kind involving a change of sign in the coefficient of the time derivative JO - Differencialʹnye uravneniâ PY - 1974 SP - 69 EP - 77 VL - 10 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1974_10_1_a8/ LA - ru ID - DE_1974_10_1_a8 ER -