RANCANG BANGUN ALAT PENGUKUR KONSENTRASI OKSIGEN (O2) BERBASIS IoT MIKROKONTROLLER ESP32 PADA VENTILATOR PURITAN BENNETT 840. 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: 4 okt. 2026.