GUIMARÃES, Dayan Adionel. Complex Envelope Based Modems: A Tutorial. Journal of Communication and Information Systems, [S. l.], v. 35, n. 1, p. 34–50, 2020. DOI: 10.14209/jcis.2020.4. Disponível em: https://jcis.sbrt.org.br/jcis/article/view/689. Acesso em: 3 jul. 2024.