Syed Abdul Khalim, Syarifah Ainul Mardhiah, and HUDA A MAJID. “Air Quality Monitoring System With Mariadb Integration And Real-Time Dashboard For Data Visualization”. Progress in Engineering Application and Technology, vol. 7, no. 1, May 2026, pp. 389-95, https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/22830.