Poompipatpong, C., Kengpol, A. and Uthistham, T. (2014) “The Effects of Diesel-waste Plastic Oil Blends on Engine Performance Characteristics”, Applied Science and Engineering Progress, 7(1), pp. 37–45. available at: https://ph02.tci-thaijo.org/index.php/ijast/article/view/67429 (accessed: 18 September 2026).