Hydrogeological and hydrochemical condition in planned tunnel B route of the Yogyakarta-Bawen toll roadNur Itsnaini, Doni Prakasa Eka Putra and I. Gde Budi IndrawanE3S Web of Conf., 479 (2024) 02007DOI: https://doi.org/10.1051/e3sconf/202447902007