The Evolution of Telecommunications: Analog to Digital. Progress in Electronics and Communication Engineering, [S. l.], v. 2, n. 1, p. 16–26, 2025. DOI: 10.31838/ECE/02.01.02. Disponível em: https://ecejournals.in/index.php/PECE/article/view/56.. Acesso em: 5 feb. 2025.