TY - JOUR AU - L. I. Kamynin AU - B. N. Khimchenko TI - A theorem on the space derivative for a second-order one-dimensional parabolic equation JO - Differencialʹnye uravneniâ PY - 1986 SP - 1754 EP - 1764 VL - 22 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1986_22_10_a10/ LA - ru ID - DE_1986_22_10_a10 ER -