Arısoy, İbrahim A., S. Aytug, and A. Giovannelli. “Sub-National Units in Transition: IR Theory and Emerging Actors in a Multi-Level Environment”. International Journal of Contemporary Economics and Administrative Sciences, vol. 1, no. 4, Oct. 2011, pp. 313-27, http://ijceas.com/index.php/ijceas/article/view/36.