Control of aquifer weathering degree to the groundwater chemical composition in Wates Coastal Aquifer, Yogyakarta, IndonesiaHeru Hendrayana, Phyu Phyu Thin, Wahyu Wilopo and Satoru KawasakiE3S Web Conf., 200 (2020) 02005DOI: https://doi.org/10.1051/e3sconf/202020002005