PURWANTO, S. K.; SINAGA, O.; SIDIK, M. H. J. Ensuring Renewable Energy Consumption through Innovation, R&D and Energy Import in Indonesia: A Time series Analysis. International Journal of Energy Economics and Policy, [S. l.], v. 11, n. 1, p. 577–583, 2020. Disponível em: https://www.econjournals.com/index.php/ijeep/article/view/10715. Acesso em: 16 apr. 2024.