1.
Hussien M, Abdul hameed H. Biodiesel production from used vegetable oil (sunflower cooking oil) using eggshell as bio catalyst. IJCPE [Internet]. 2019 Dec. 30 [cited 2024 Dec. 23];20(4):21-5. Available from: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/770