Hamdani, Ahmad Helman, Nurdrajat, Johanes Hutabarat, and Agus Didit Haryanto. “The Water Chemistry Quality of the Ex-Sand Mining Sites in Gantar District, West Java, for Freshwater Fish Cultivation”. European Journal of Environment and Earth Sciences 4, no. 5 (October 5, 2023): 5–9. Accessed January 22, 2025. https://ej-geo.org/index.php/ejgeo/article/view/417.