YASAR, N. Stationarity Properties of Renewable Energy Consumption in the Commonwealth of Independent States. International Journal of Energy Economics and Policy, [S. l.], v. 10, n. 1, p. 155–159, 2019. Disponível em: https://econjournals.com/index.php/ijeep/article/view/8617. Acesso em: 3 may. 2024.