فهرس المقالات Hojjat Farhang المقاله 1 - The impact of organizational innovation through innovation capabilities in process and product on the performance of manufacturing firms Hojat Sofalchian Farhang Hossein Alizad Abkenari Mehdi Fadaei Iranian Journal of Optimization , العدد 5 , السنة 10 , بهار 2018