فهرس المقالات Parvaneh Tavakol المقاله 1 - A dynamics approach for modeling inventory fluctuations of the pharmaceutical supply chain in covid 19 pandemic 10.22094/joie.2023.1966193.1981 Parvaneh Tavakol Bijan Nahavandi Mahdi Homayounfar Journal of Optimization in Industrial Engineering , العدد 34 , السنة 16 , بهار 2023