O. Y. Ismael and J. Hedley, “Development of an Omnidirectional Mobile Robot Using Embedded Color Vision System for Ball Following”, ASRJETS-Journal, vol. 22, no. 1, pp. 231–242, Jul. 2016, Accessed: Oct. 08, 2025. [Online]. Available: https://asrjetsjournal.org/American_Scientific_Journal/article/view/1931