KAYODE, M. .; MAN, S. A. .; OLUWABUNMI, O. B. . Design of a Microcontroller based Electronics Billboard using GSM. International Journal of Innovative Analyses and Emerging Technology, [S. l.], v. 2, n. 7, p. 21–28, 2022. Disponível em: https://openaccessjournals.eu/index.php/ijiaet/article/view/1494. Acesso em: 27 apr. 2024.