Bui, Tuan Anh, Duc-Do Le, Duc-Toan Tran, Manh-Toan Nguyen, Van-Thuc Tran, and Ngoc-Tam Bui. “Analyzing the Impact of Fly Ash Additive Ratio on Lubricant Properties”. Engineering, Technology & Applied Science Research 13, no. 5 (October 13, 2023): 11547–11554. Accessed November 25, 2024. https://etasr.com/index.php/ETASR/article/view/6114.