TY - JOUR AU - A. I. Kozhanov AU - Kh. Kenzhebay TI - Boundary value problems with an integro-differential non-local condition for composite type differential equations of the fourth order JO - Čelâbinskij fiziko-matematičeskij žurnal PY - 2023 SP - 516 EP - 527 VL - 8 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHFMJ_2023_8_4_a4/ LA - ru ID - CHFMJ_2023_8_4_a4 ER -