Cognitive Radio Networks: Enhancing Spectrum Utilization. International Journal of Advanced Research in Computer Science & Technology(IJARCST), [S. l.], v. 2, n. 6, p. 1840–1844, 2019. DOI: 10.15662/IJARCST.2019.0206002. Disponível em: https://www.ijarcst.org/index.php/ijarcst/article/view/55. Acesso em: 4 nov. 2025.