Amal D. Al-Jetelawy, Hawa A. Ali, Adulrahman F. Abdalgader, Musa Khalifa, Mahdi M. Almaky (2018) “Transestrification Reactions for the Production of Biodiesel from Chicken Wastes ”, Journal of Pure & Applied Sciences , 17(1). doi: 10.51984/jopas.v17i1.133.