Yaovaja, K., Y. Promtaeng, B. Wongchai, and P. Khunsong. 2019. “Prototyping and Control of a 2-Dof Serial Flexible-Joint Robot by Using Fuzzy Control System”. Journal of Research and Applications in Mechanical Engineering 7 (2):134-44. https://ph01.tci-thaijo.org/index.php/jrame/article/view/186638.