Francis, P. K., Estim, A., & Sidik, M. J. (2024). Oil and Grease Pollution in the West Coast of Sabah and Water Quality Index for the Conservation of Marine Biota: 10.32526/ennrj/22/20230314. Environment and Natural Resources Journal, 22(4), 321–334. retrieved from https://ph02.tci-thaijo.org/index.php/ennrj/article/view/251676