Omar, M. A., Z. A. Rahaman, and W. R. Ismail. “Sediment and Nutrient Concentration from Different Land Use and Land Cover of Bukit Merah Reservoir (BMR) Catchment, Perak, Malaysia: Kepekatan Sedimen Dan Nutrien Dari Guna Tanah Dan Penutup Tanah Yang Berbeza Di Kawasan Tadahan Kolam Bukit Merah, Perak, Malaysia”. GEOGRAFI, vol. 2, no. 2, Dec. 2018, pp. 52-65, https://ejournal.upsi.edu.my/index.php/GEOG/article/view/477.