Boiko, K., Ulitskiy, O. and Boiko, P. 2025. Groundwater level modeling during the coal mines´ decommissioning. Visnyk of V. N. Karazin Kharkiv National University. Series Geology. Geography. Ecology. 63 (Dec. 2025), 23-34. DOI:https://doi.org/10.26565/2410-7360-2025-63-02.