Witowitaya, Atthaboon, Paradee Chuaybamroong, and Sitthisuntorn Supothina. “Photocatalysis Disinfection of Bacillus Subtilis Spores in Water under Sunlight Irradiation”. Science & Technology Asia 19, no. 3 (September 4, 2014): 44–54. Accessed April 29, 2024. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/21439.