علم اثار https://www.umc.edu.dz/vf/images/cours/ilme%20atar.pdf https://www.uop.edu.jo/download/rese...embers/259.pdf https://uqu.edu.sa/page/ar/105802 https://www.fichier-pdf.fr/2012/02/09...er-sans-nom-2/ يتبع ان شاء لله