Citizen broadband radio service review. MASKAY, [S. l.], v. 12, n. 1, p. 1–9, 2021. DOI: 10.24133/maskay.v12i1.1999. Disponível em: https://journal.espe.edu.ec/ojs/index.php/maskay/article/view/1999. Acesso em: 8 dec. 2025.