TY - JOUR AU - B. I. Islomov AU - G. B. Umarova TI - On a boundary value problem for a mixed equation with three planes of type change in an infinite prismatic domain JO - Vestnik KRAUNC. Fiziko-matematičeskie nauki PY - 2021 SP - 19 EP - 28 VL - 34 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VKAM_2021_34_1_a1/ LA - ru ID - VKAM_2021_34_1_a1 ER -