Boeva, A. S., T. I. Prozhorina, O. V. Klepikov, and S. V. Shcherbinina. “Geoecological Assessment of the Springs Condition in the Voronezh Region”. Proceedings of Voronezh State University. Series: Geography. Geoecology, no. 1, Mar. 2022, pp. 103-12, doi:10.17308/geo.2022.1/9091.