Manullang, Debora Maria, I Made Gunamantha, and Putu Indra Christiawan. “Effectiveness of the Domestic Wastewater Quality Monitoring System at a General Hospital’s Wastewater Treatment Plant”. Research Horizon 6, no. 4 (August 25, 2026): 1809–1822. Accessed August 25, 2026. https://lifescifi.com/journal/index.php/RH/article/view/1495.