HENDRA, Mahendra; SAPUTRA, Dwi Hadidjaja Rasjid. Alarm System for Plastic Sheet Roll Depletion Detection on Thermoforming Machines: Sistem Alarm untuk Deteksi Habisnya Gulungan Lembaran Plastik pada Mesin Thermoforming. Procedia of Engineering and Life Science, [S. l.], v. 10, n. 1, p. 690–693, 2026. DOI: 10.21070/pels.v10i1.2947. Disponível em: https://pels.umsida.ac.id/index.php/PELS/article/view/2947. Acesso em: 18 oct. 2026.