ALAMSYAH, R. C.; CHANIAGO, M. B. Design of Cloud Computing Based Gas Detection Systems using NodeMCU ESP8266 Microcontroller. IJID (International Journal on Informatics for Development), [S. l.], v. 8, n. 2, p. 69–73, 2020. DOI: 10.14421/ijid.2019.08204. Disponível em: https://ejournal.uin-suka.ac.id/saintek/ijid/article/view/08204. Acesso em: 22 jan. 2025.