Pussayanavin, Tatchai, Thammarat Koottatep, Le My Dinh, Sopida Khamyai, Wattanapong Sangchun, and Chongrak Polprasert. “Organic Matter, Solid and Pathogen Removals from Black Water in a Pilot-Scale Solar Septic Tank”. Applied Environmental Research 42, no. 2 (June 25, 2020): 74–83. Accessed March 29, 2024. https://ph01.tci-thaijo.org/index.php/aer/article/view/227784.