Anuchin , A. A., Belenov , O. N. and Eyitingon , V. N. (2009) “Research of regional competitiveness (on an example of areas Central Region Chernozemnom)”, Eurasian Journal of Economics and Management, 0(1), pp. 5-14. Available at: https://journals.vsu.ru/econ/article/view/9837 (Accessed: 5December2025).