Chuepeng, S.; Chinwanitcharoen, C.; Ruengphrathuengsuka, W.; Sutheerasak, E. Performance and Emission Characteristics of a High-Speed Diesel Engine Using a 20% Palm Oil Ester and Ethyl Alcohol Blend. Int. J. Automot. Mech. Eng. 2024, 21, 11372-11385.