Eastern Donbass Resources as Improvement Factor in the Fuel and Energy Competitiveness Sector of Russia. Mediterranean Journal of Social Sciences, [S. l.], v. 6, n. 3 S6, p. 329, 2015. Disponível em: https://www.richtmann.org/journal/index.php/mjss/article/view/6827.. Acesso em: 29 apr. 2024.