Mohammed Zaki Al-Hially, Abeer Salim. “The Diagnosis of the Dimension S of Managerial Innovation in Directorate of Education in Nineveh”. Tikrit Journal of Administrative and Economic Sciences, vol. 17, no. 56, 1, Dec. 2021, pp. 304-27, doi:10.25130/tjaes.17.56.1.17.