Engineering Design of a Hybrid Groundwater Treatment System in Suka Damai Village, Muara Badak Subdistrict, Kutai Kartanegara Regency. teknobiz [Internet]. 2026 Mar. 4 [cited 2026 Sep. 28];16(1):64-9. Available from: https://journal.univpancasila.ac.id/index.php/teknobiz/article/view/9704