Muhammad Arsyad, Nasrul Ihsan, & Vistarani Arini Tiwow. (2021). Estimating the Availability of Underground River Water Based on Rainfall in the Maros Karst Region, South Sulawesi . Newest Updates in Physical Science Research Vol. 5, 132–139. https://doi.org/10.9734/bpi/nupsr/v5/8471D