SYAFITRI, Nesi; SAPUTRA, Adri. Prototype Pendeteksi Jumlah Orang Dalam Ruangan. IT Journal Research and Development, [S. l.], v. 1, n. 2, p. 36–48, 2017. DOI: 10.25299/itjrd.2017.vol1(2).678. Disponível em: https://journal.uir.ac.id/index.php/ITJRD/article/view/678. Acesso em: 25 apr. 2024.