Toma, Shouji, and Wai Fah Chen. “A Study on Safety Criteria for Toppling of Pile Drivers and Cranes Based on Structural Stability”. Archives of Advanced Engineering Science (March 5, 2024): 1–7. Accessed November 21, 2024. https://ojs.bonviewpress.com/index.php/AAES/article/view/2138.