Alat Pengukur Kualitas Udara sederhana dalam ruangan belajar di kampus ITS NU Kalimantan menggunakan sensor DHT11 dan sensor MQ-2. Journal of Information Technology and Internet of Things [Internet]. 2024 Jan. 1 [cited 2025 Oct. 8];1(1):19-24. Available from: https://journal.itsnuka.ac.id/index.php/JITUH/article/view/6