, , Asnafi, Amir reza, nouri, firouz, FATHI  VAJARGAH, KOUROSH, Nouri Kalkhoran, Dr Firouz, Fathi Vajargah, Kurosh, Khorasani, Abasalt. BOM Model; Designing and Presenting Learning Services based on Cloud Computing by Learning Service Providers.  Quarterly Journal of Training and Development of Human Resources. 2019;5(17):66-92.