Muzaffar Ruzimakhamatovich Alimov. “Justification for Improving the Choice of the Frequency of Engine Oil Replacement, Taking into Account the Operating Conditions”. Texas Journal of Engineering and Technology 1 (October 11, 2021): 21–23. Accessed November 19, 2024. https://zienjournals.com/index.php/tjet/article/view/66.