SAFIULLIN, Marat, 		ELSHIN, Leonid, AND 		PRYGUNOVA, Mariya.
" Assessment of the Balance of the Socio-Economic Development in the Regions (on the Example of the Volga Federal District of the Russian Federation): Methodology and Practice Analysis" <em>Journal of Advanced Research in Law and Economics</em> [Online], Volume 6 Number 3 (3 April 2017)