%0 Journal Article %T Comparative study of biodiesel production from different waste oil sources for optimum operation conditions and better engine performance %A DOORI, W.H.A. %A ALI, O.M. %A AHMED, A.H. %A KOTEN, H. %J Journal of Thermal Engineering %D 2022 %V 8 %P 457-465 %R 10.18186/thermal.1135266