AL-Zaidy, Qays Ibrahim Hussein, and Ali Razzaq Chyad AL-Abedi. “Crucial Contingencies and Its Effect on Innovation Ambidexterity: The Bureaucracy As A Mediator Variable Field Study at Zain Company for Communication”. Tikrit Journal of Administrative and Economic Sciences, vol. 18, no. 58, 2, June 2022, pp. 134-46, doi:10.25130/tjaes.18.58.2.8.