1. D. K. Todd and L. W. Mays, Groundwater Hydrology, Third. Hoboken: John Wiley & Sons, Inc., 2005.
2. The Alicante Declaration: Steps along the Pathway to a Sustainable Future
3. Springwater treatment
4. BPS Tasikmalaya Municipality, Tasikmalaya Municipality in Figures 2022. Tasikmalaya Municipality: BPS Tasikmalaya Municipality, 2022.
5. BPS Tasikmalaya Regency, Tasikmalaya Regency in Figures 2022. Tasikmalaya Regency: BPS Tasikmalaya Regency, 2022.