Budiyanto E, Purnomo NH, Muzayanah M, Kurniawati A. Contamination of E.coli Bacteria in Spamdus Genjahan Water Distribution Network from Karst Groundwater Source. Geos. Ind. [Internet]. 2024 Apr. 7 [cited 2025 Apr. 4];9(1):67-76. Available from: https://geosfera.jurnal.unej.ac.id/index.php/GEOSI/article/view/37040