فهرست مقالات yosof mohamadifar مقاله 1 - The role of digital technologies in circular entrepreneurship with a focus on business models Atieh Khodaei Mahdi Hosseinpour Mohamad javad Jamshidi yosof mohamadifar Journal of System Management , شماره 5 , سال 10 , پاییز 2024