TY - JOUR AU - Yu. V. Sheretov TI - Superposition principle for solutions of quasi-hydrodynamic system JO - Vestnik Tverskogo gosudarstvennogo universiteta. Seriâ Prikladnaâ matematika PY - 2022 SP - 60 EP - 73 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTPMK_2022_2_a4/ LA - ru ID - VTPMK_2022_2_a4 ER -