Nurhidayatullah, Nurhidayatullah, Azwaruddin Azwaruddin, and Liza Mimhalina. “Bacteriological Quality Test of Air in the Classrooms of Darur Abror Foundation School West Lombok Regency in 2022”. Jurnal Pijar Mipa 17, no. 6 (November 30, 2022): 800–803. Accessed June 1, 2024. http://jurnalfkip.unram.ac.id/index.php/JPM/article/view/4294.