Alimova Zebo Hamidullayevna, Niyazova Gulkhayo Parpiyevna, and Sabirova Dilorom Kabulovna. “Causes of Contamination of Lubricants Used in Diesel Engines”. Texas Journal of Engineering and Technology 13 (October 18, 2022): 44–46. Accessed January 19, 2025. https://zienjournals.com/index.php/tjet/article/view/2522.