Generalization of Water Pricing Model in Agriculture and Domestic Groundwater for Water Sustainability and ConservationTan Kim Hek, Mohammad Fadzli Ramli, Iryanto, Siti Rohana Goh and Mohd Faiz M. ZakiE3S Web Conf., 34 (2018) 02008DOI: https://doi.org/10.1051/e3sconf/20183402008