Petrasek, Miloslav, Sergey Ignatovich, Mikhail Karuskevich, and Tania Maslak. “Surface of the Metal As an Indicator of Fatigue Damage”. Advances in Military Technology 8, no. 2 (October 15, 2013). Accessed April 30, 2025. https://www.aimt.cz/index.php/aimt/article/view/1013.