Samuel Frimpong. “Multi-Body Dynamic Modeling and Simulation of Crawler-Formation Interactions in Surface Mining Operations a Crawler Kinematics”. Global Journals of Research in Engineering 15, no. F5 (March 15, 2015): 29–49. Accessed May 18, 2024. https://engineeringresearch.org/index.php/GJRE/article/view/101380.