Nurul Aina Nasriqah Binti Ma’arof, Noor Hindryawati, Siti Norhafiza Mohd Khazaai, Prakash Bhuyar, Mohd Hasbi Ab. Rahim, and Gaanty Pragas Maniam, “Biodiesel (Methyl Esters)”, Maejo Int. J. Energ. Environ. Comm. or MIJEEC, vol. 3, no. 1, pp. 30–43, Apr. 2021.