Hyun Nam, Sook, Eun Ju Kim, and Tae- Mun Hwang. “Comparison of UV-C and UV-C LED Germicidal Efficiency for Potable Water Use”. Scientific Journal of Environmental Sciences 5, no. 7 (July 17, 2016): 232-236. Accessed May 23, 2024. https://www.sjournals.com/index.php/sjes/article/view/381.