SATRIA, M.; HARIS KUSPRANOTO, A. H.; ULIN NUHA ABA, M. DESIGN AND BUILD AN IOT-BASED OXYGEN CONCENTRATION MEASURING DEVICE (O2) MICROCONTROLLER ESP32 ON BENNETT 840 PURITAN VENTILATOR. MEDIKA TRADA, [S. l.], v. 5, n. 2, p. 52–57, 2024. DOI: 10.59485/jtemp.v5i2.86. Disponível em: https://journal.polbitrada.ac.id/index.php/Jtemp/article/view/86. Acesso em: 24 may. 2026.