Daliev, S., Urakov, S., Elmurodov, U., Xaitov, O., & Abbasova, M. (2025). A Three-Dimensional Mathematical Model for Groundwater Level Variations in a Two-Layered Medium. Engineering, Technology & Applied Science Research, 15(5), 28368–28376. https://doi.org/10.48084/etasr.11979