1. Alaev E. B. (1983), Socio-economic geography. Conceptual and terminological dictionary, Moscow, 350 p. (In Russ.).

2. Baranov S. V., Skufyina T. P. (2013), On methods for studying inter-regional differentiation, Fundamental'nye issledovaniya, no. 10–7, pp. 1495–1499. (In Russ.).

3. Valentei S. D. (2012), Symmetry and asymmetry in the Russian model of federal relations, Moscow, Institute of Economics, RAS, 57 p. (In Russ.).

4. Gubanova E. S., Kleshch V. S. (2017), Methodological aspects of analyzing the level of uneven socio-economic development of regions, Ekonomicheskie i social'nye peremeny: fakty, tendencii, prognoz, no 1, pp. 58–75. (In Russ.).

5. Zavodskikh A. A. (2016), On the assessment of the regional development model of B. I. Smagin, Applied statistical studies and business analytics, Materials int. scientific conference, December 12–14, Moscow, Plekhanov REU, pp. 225–227. (In Russ.).

6. Kuznetsova O. V. (2014), Problems of assessing the federal investment policy as a factor in regional development, Regional'nye issledovaniya, no. 4, pp. 125–133. (In Russ.).

7. Minakir P. A. (2014), Economic analysis and measurements in space, Prostranstvennaya ekonomika, no. 1, pp. 12–39. (In Russ.).

8. Moroshkina M. V. (2014), Interregional differentiation of the constituent entities of the Russian Federation, Ekonomicheskij analiz: teoriya i praktika, no. 45, pp. 20–28. (In Russ.).

9. Rozanova L. I. (2014), Methodological foundations of the analysis of regional development, Teoreticheskaya i prikladnaya ekonomika, no. 4, pp. 1–38. (In Russ.).

10. Sklyanova I. P., Cherkashin A. K. (2015), Quantitative assessment of the demographic reaction to changes in living conditions in single-industry towns, Region: ekonomika i sociologiya, no. 4, pp. 179–197. (In Russ.).

11. Socio-economic geography: concepts and terms. Dictionary Reference (2013), ed. Gorkin A. P., Moscow State University, Smolensk, Oikumena, 328 p. (In Russ.).

12. Tikhiy V. I. (2016), Interregional social polarization: a comparative analysis of leading regions and outsider regions, Socio-economic geography: theory, methodology and teaching practice, Materials int. scientific-practical conf., Moscow, Moscow State Pedagogical University, pp. 49–53. (In Russ.).

13. Shulaeva O. V., Esenin M. A., Agekyan E. A. (2015), Russian and foreign experience in the formation of a system of indicators for assessing the economic potential of regions, Statistika i ekonomika, no. 3, pp. 225–232. (In Russ.).

14. Fujita M., Krugman P., Venables F. J. (2013), The Spatial Economy: Cities, Regions and International Trade, Cambrige, The MIT Press, 367 p.

15. Mashegov P. N., Zaitsev A. G., Lebedev M. A., Zavodskikh A. A. (2017), Engineer Supply of University Research Infrastructure and Ecosystem of Small Innovative Enterprises, The European Proceedings of Social & Behavioural Sciences EpSBS, vol. XXVI, pp. 626–632.

16. McCann P. (2013), Modern urban and regional economics (2nd edition), New York, Oxford University Press, 432 p.

17. Reshaping Economic Geography. World Development Report 2013 (2014), The World Bank, 410 p.

18. Rothenbacher F. (2013), The Central and East European Population since 1850, Basingstoke, Palgrave Macmillan UK, 1511 p.