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1Academic Journal
المؤلفون: Ridha Ben Said (3614504), Mohamed Ali Ben Aissa (11413019), Seyfeddine Rahali (7993151), Bahoueddine Tangour (2675608), Mariusz Kowalczyk (536171), Wieslaw Oleszek (1842079), Anna Stochmal (536175), Arafa I. Hamed (3614507)