. M. A. Abqari Rahizad, T. R. Razak, S. S. . Mohd Fauzi, R. A. . JM Gining, and M. H. . Ismail, “Designing an IoT-based System to Detect the Out-of-pitch Balls in a Football Match”, JCRINN, vol. 5, no. 3, pp. 34–42, Jul. 2020.