List of Articles Shahram Shadrokh Article 1 - The preemptive resource-constrained project scheduling problem subjectto due dates and preemption penalties: An integer programming approach Behrouz Afshar nadjafi Shahram Shadrokh Journal of Optimization in Industrial Engineering , Issue 1 , Year , Autumn 2008 Article 2 - تأثیر عامل حدس بر عملکرد تحصیلی دانشآموزان دوره متوسطه اول Soumayeh Bakhshi parikhani Sadegh Hamedi Nasab PSYCHOMETRY , Issue 2 , Year , Autumn 2017