Sutheerasak, E., 		Ruengphrathuengsuka, W., & 		Chuepeng, S.
2021 May 28.  Investigation of PEE5 Blended with n-Butanol and Ethanol on Performance and Pollutants of a Direct Injection Diesel Engine. Naresuan University Journal: Science and Technology (NUJST). [Online] 30:1