Alfirmansyah, A., Yuwana, Y., Kurniawan , B., & Ambarini, N. S. B. (2025). Assessing the Water Quality Status Using the Pollution Index Approach – Case Study for Tiku Subwatershed, North Musi Rawas Regency. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), 14(5), 1701–1713. https://doi.org/10.23960/jtepl.v14i5.1701-1713