Combined Effect of Synthesized Waste Milk Scum Oil Methyl Ester and Ethanol Fuel Blend on the Diesel Engine Characteristics Authors Khan H., Kareemullah M., Ravi H.C., Rehman K.F., Kumar R.H., Afzal A., Soudagar M.E.M., Fayaz H. Publisher Journal of The Institution of Engineers (India): Series C Publication year 2020