Bogoviz, Aleksei V., Yulia V. Ragulina, and Elena S. Kutukova. “Economic Zones As a Factor of Increased Economic Competitiveness of the Region”. International Journal of Economics and Financial Issues 6, no. 8S (December 4, 2016): 1–6. Accessed April 25, 2024. https://www.econjournals.com/index.php/ijefi/article/view/3689.