Chotigawin, Rotruedee, Kowit Suwannahong, Kanyarat Promnoi, Fahruthai Kongkhuntod, Warinton Arpornhirun, Natthanicha Phumanee, and Taddao Pahasup-anan. “Effect of Spray from Herb Extract on Inhibition of Bacteria in Public Toilet”. Health Science Journal of Thailand 5, no. 4 (September 7, 2023): 9–16. accessed September 21, 2026. https://he02.tci-thaijo.org/index.php/HSJT/article/view/261722.