El Anshori , Yuli Tirtariandi, Rony Marsyal Kunda, and Fredrik Manuhutu. 2025. “Design and Construction of a Real-Time Air Quality Monitoring System Using IoT-Based ESP32 to Strengthen Environmental Policies”. Jurnal Penelitian Pendidikan IPA 11 (2):145-52. https://doi.org/10.29303/jppipa.v11i2.9820.