Lyashok , Victor Yu., and Elena Ya. Varshavskaya. “Interregional Differentiation of the Age of Exit from the Labour Market in Russia”. Economy of Regions 18, no. 3 (September 30, 2022): 714–726. Accessed May 22, 2026. https://www.economyofregions.org/ojs/index.php/er/article/view/309.