TY - JOUR AU - A. M. Laipanova TI - On analogue of the Trikomi problem for a third-order equation of mixed type JO - Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika PY - 2021 SP - 17 EP - 23 VL - 13 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VYURM_2021_13_2_a2/ LA - ru ID - VYURM_2021_13_2_a2 ER -