TY - JOUR AU - V. B. Levenshtam TI - Averaging of a high-frequency hyperbolic system of quasi-linear equations with large terms JO - Vladikavkazskij matematičeskij žurnal PY - 2023 SP - 68 EP - 79 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2023_25_4_a6/ LA - ru ID - VMJ_2023_25_4_a6 ER -