Mardiana, S., Anzum, R., Dwijendra, N. K. A., Al Sarraf, A. A. M., Timoshin, A., Sergushina, E., … Tikhomirov, E. (2022). Assessment of groundwater quality and their vulnerability to pollution using GQI and DRASTIC indices. Journal of Water and Land Development, 53(53), 138–142. https://doi.org/10.24425/jwld.2022.140789