SIRAIT, R.; PARDEDE, M.; HUTAJULU, E.; JUNAIDI, J.; PARDEDE, S. C. Y.; PAKPAHAN, A. Implementation of PZEM-004T and LoRa for Internet of Things–Based Monitoring of Power Supply Sources in Laboratory Building. Jurnal Mandiri IT, [S. l.], v. 14, n. 2, p. 223–235, 2025. DOI: 10.35335/mandiri.v14i2.457. Disponível em: https://ejournal.isha.or.id/index.php/Mandiri/article/view/457. Acesso em: 14 may. 2026.