Abqari Rahizad, . M. A., 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”. Journal of Computing Research and Innovation, vol. 5, no. 3, July 2020, pp. 34-42, doi:10.24191/jcrinn.v5i3.164.