Abas, S. F., R. M. M. Ibrahim, and Z. Y. Hassan. “The Role of the Leading Approach in Achieving Value Innovation in the Production Factories A Survey Study of the Views of a Sample of Managers in a Number of Productive Factories in the Governorate”. Academic Journal of Nawroz University, vol. 8, no. 1, Mar. 2019, pp. 156-7, doi:10.25007/ajnu.v8n1a314.