Sofyan. “PERANCANGAN PROTOTIPE BELL OTOMATIS PADA SEKOLAH DASAR INPRES 56 BREMI : Design Of An Automatic Bell Prototype At Inpres 56 Bremi Primary School ”. Jurnal Sains Komputer Dan Teknologi Informasi, vol. 6, no. 2, May 2024, pp. 1-7, https://doi.org/10.33084/jsakti.v6i2.6931.