TY - JOUR AU - Yu. A. Klokov AU - L. A. Lepin TI - The first boundary value problem for a certain fourth order system JO - Differencialʹnye uravneniâ PY - 1977 SP - 2149 EP - 2157 VL - 13 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_12_a4/ LA - ru ID - DE_1977_13_12_a4 ER -