Duesa, Made Ayu, and Kartika Rahayu Tri Prasetyo Sari. 2021. “Monitoring and Notification System Air Quality Against Carbon Monoxide in The Study Room IoT Based”. INTENSIF: Jurnal Ilmiah Penelitian Dan Penerapan Teknologi Sistem Informasi 5 (1):121-33. https://doi.org/10.29407/intensif.v5i1.14844.