Беляев, Д. С., “Single-Industry Towns and Urban Agglomerations of the Donetsk People’s Republic: Prerequisites for the Formation and Importance for Regional Socio-Economic Development”, Статьи, Scientific Notes. Vladimir Branch, 13/4 (2024), 12-6, https://vladimir-uz.owebs.ru/article/view/16725, accessed 8 Nov. 2026.