ATIKA, P.; PUTRA, P. B. A. A. . Alat Deteksi Penggunaan Masker Era New Normal Covid-19 Di Sdn 1 Batu Nindan Berbasis Mikrokontroler. Journal of Information Technology and Computer Science, [S. l.], v. 2, n. 3, p. 169–178, 2022. DOI: 10.47111/jointecoms.v2i3.8862. Disponível em: https://e-journal.upr.ac.id/index.php/jcoms/article/view/8862. Acesso em: 18 aug. 2025.