@article{Karapun2026assessment, author={Karapun, M.. and Krivokolyasko, E..}, title={Assessment of the state of reservoirs of the Volga-Akhtuba interfluve Re-gional significance natural park by hydrochemical indicators}, journal={Oil and gas technologies and environmental safety}, publisher={Astrakhan State Technical University}, year={2026}, pages={63-76}, volume={2026}, issue={1}, }