فهرس المقالات issam tifouti المقاله 1 - Study and Realization of an Alarm System by Coded Laser Barrier Analyzed by the Wavelet Transform 20.1001.1.23221437.2023.11.41.5.0 10.52547/jist.24198.11.41.57 meriane brahim Salah Rahmouni Issam Tifouti Journal of Information Systems and Telecommunication (JIST) , العدد 1 , السنة 11 , زمستان 2023