Nakahara, Hiroshi, and Kittikhun Thongpull. “A development of visual-feedback automatic control for robotic manipulator”. ECTI Transactions on Computer and Information Technology (ECTI-CIT) 16, no. 1 (March 31, 2022): 100–108. accessed April 22, 2026. https://ph01.tci-thaijo.org/index.php/ecticit/article/view/246998.