“THE RELIABILITY STUDY OF RAW WATER SOURCES IN THE DEVELOPMENT OF POTABLE WATER SUPPLY SYSTEMS IN INDONESIA”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 16, no. 54, pp. 209–216, Feb. 2021, Accessed: Aug. 28, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/2675