TY - JOUR AU - V. P. Kurdyumov AU - A. P. Khromov AU - V. A. Khalova TI - A mixed problem for a wave equation with a nonzero initial velocity JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2018 SP - 157 EP - 171 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2018_18_2_a2/ LA - ru ID - ISU_2018_18_2_a2 ER -