KUZMIN, Evgeny A.; VOLKOVA, Elena E.; FOMINA, Alena V. Research on the Concentration of Companies in the Electric Power Market of Russia. International Journal of Energy Economics and Policy, [S. l.], v. 9, n. 1, p. 130–136, 2018. Disponível em: https://econjournals.org.tr/index.php/ijeep/article/view/7169. Acesso em: 9 nov. 2024.