Rivaldi R. PROTOTYPE OF AIR PURIFIER TO REDUCE AIR CONTAMINANTS AND ELIMINATE INSECTS BASED ON ESP32 AT UNIVERSITAS HARAPAN MEDAN. JUSIKOM PRIMA [Internet]. 2022Sep.8 [cited 2024May19];6(1):82-6. Available from: http://jurnal.unprimdn.ac.id/index.php/JUSIKOM/article/view/2819