RANCANGAN BEL OTOMATIS BERBASIS MIKROKONTROLER ARDUINO PADA SMKS IBRAHIMY SITUBONDO. Fahma : Jurnal Informatika Komputer, Bisnis dan Manajemen, [S. l.], v. 23, n. 3, p. 41–48, 2026. DOI: 10.61805/fahma.v23i3.185. Disponível em: https://ejournal.stmikelrahma.ac.id/index.php/fahma/article/view/185.. Acesso em: 1 may. 2026.