[1]
H. Wahid, “Design of a measurement device for air pollution concentrations using an open-source electronics software and hardware system”, IJIE, vol. 9, no. 2, Nov. 2017, Accessed: Mar. 12, 2026. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/1835