Hamdani, Ahmad Helman, Nurdrajat, Johanes Hutabarat, and Agus Didit Haryanto. 2023. “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 (5):5-9. https://doi.org/10.24018/ejgeo.2023.4.5.417.