Volkova, N. E., and S. V. Podovalova. “Assessment of Groundwater Quality Composition in the Pervomaisky District of the Republic of Crimea”. Proceedings of Voronezh State University. Series: Geography. Geoecology, no. 3, Aug. 2024, pp. 126-34, doi:10.17308/geo/1609-0683/2024/3/126-134.