Gebru, Hadish Teklehaimanot, Neeraj Gupta, Ramesh Babu Nallamothu, and Ramachandran Jayaprakash. “Study of Performance and Emission Characteristics of Diesel- Biodiesel Blends on Variable Compression Test Rig”. Engineering And Technology Journal 8, no. 2 (February 21, 2023): 1997–2006. Accessed April 3, 2025. https://everant.org/index.php/etj/article/view/826.