SAUDI, M. H. M.; SINAGA, O.; ROESPINOEDJI, D.; RAZIMI, M. S. A. Environmental Sustainability in the Fourth Industrial Revolution: The Nexus between Green Product and Green Process Innovation. International Journal of Energy Economics and Policy, [S. l.], v. 9, n. 5, p. 363–370, 2019. Disponível em: https://www.econjournals.com/index.php/ijeep/article/view/8281. Acesso em: 7 dec. 2022.