Tesfaye, Tamrat, and Dieter Gerner. “Computer Simulation of Gear Cutting and Strength Analysis With Special Regard to Extremely Low Teeth Numbers”. Zede Journal of Ethiopian Engineers and Architects 16 (January 31, 2023): 85–95. Accessed November 25, 2024. http://ejol.aau.edu.et/index.php/ZEDE/article/view/6465.