Maharjan, Amit Kumar, Iswar Man Amatya, and Tadashi Toyama. “Pollutant Removal Abilities of Horizontal Subsurface Flow Constructed Wetland”. Nepal Journal of Civil Engineering 1, no. 1 (January 31, 2021): 11–17. Accessed April 24, 2024. https://www.nepjol.info/index.php/njce/article/view/43369.