فهرس المقالات akbar Alamtabrizb المقاله 1 - A system Dynamics Approach to Designing a Crowdfunding Model in Technological Entrepreneurship Ecosystem with a Focus on Technology Incubator Centers 20.1001.1.22519904.2020.13.1.9.3 10.22094/joie.2019.582524.1618 Mehran Saeidi Aghdam Akbar Alamtabriz Asghar Sarafizadeh Qazvini Hessam Zandhessami Journal of Optimization in Industrial Engineering , العدد 27 , السنة 13 , بهار 2020