List of Articles برنامه ریزی درجه دوم آمیخته با اعداد صحیح Open Access Article Abstract Page Full-Text 1 - Developing a Mixed Integer Quadratic Programing Model with Integer Numbers for Designing a Dynamic closed-loop Logistics Network Ehsan Yadegari Akbar Alem-Tabriz Mostafa Zandieh Behrouz Dorri