Fadhil, Abdelrahman B., and Harith M. Mohammed. “Co-Solvent Transesterification of Bitter Almond Oil into Biodiesel: Optimization of Variables and Characterization of Biodiesel”. Transport 33, no. 3 (July 10, 2018): 686-698. Accessed April 16, 2024. https://journals.vilniustech.lt/index.php/Transport/article/view/1581.