TY - JOUR AU - G. A. Kamenskii AU - A. D. Myshkis AU - A. L. Skubachevskii TI - On the minimum of a quadratic functional and on linear boundary value problems of elliptic type with deviating arguments JO - Differencialʹnye uravneniâ PY - 1980 SP - 1469 EP - 1473 VL - 16 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_8_a12/ LA - ru ID - DE_1980_16_8_a12 ER -