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@article{DE_1984_20_4_a10, author = {L. I. Kamynin and B. N. Khimchenko}, title = {Theorems on the sign of a derivative for a second-order elliptic-parabolic equation}, journal = {Differencialʹnye uravneni\^a}, pages = {641--652}, publisher = {mathdoc}, volume = {20}, number = {4}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_4_a10/} }
TY - JOUR AU - L. I. Kamynin AU - B. N. Khimchenko TI - Theorems on the sign of a derivative for a second-order elliptic-parabolic equation JO - Differencialʹnye uravneniâ PY - 1984 SP - 641 EP - 652 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_4_a10/ LA - ru ID - DE_1984_20_4_a10 ER -
L. I. Kamynin; B. N. Khimchenko. Theorems on the sign of a derivative for a second-order elliptic-parabolic equation. Differencialʹnye uravneniâ, Tome 20 (1984) no. 4, pp. 641-652. http://geodesic.mathdoc.fr/item/DE_1984_20_4_a10/