%0 Journal Article %T Assessment of the state of reservoirs of the Volga-Akhtuba interfluve Re-gional significance natural park by hydrochemical indicators %A Karapun, M.. %A Krivokolyasko, E.. %K hydrochemical indicators, hydroecological conditions, Volga-Akhtuba interfluve, chemical pollution index CJ, water quality %J Oil and gas technologies and environmental safety %D 2026 %N 2026 %P 13 %I Astrakhan State Technical University