Sami Ur Rahman, Fakhre Alam and Wajid Ali (2022) “Gun Detection in CCTV Images using HAAR-Like Features: Gun Detection in CCTV Images using HAAR-Like Features”, Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, 59(4), pp. 1–11. doi: 10.53560/PPASA(59-4)749.