Saleh, S. A. R., H. J. Jumaah, Z. A. Khalaf, and S. J. Jumaah. “Design of Multi-Gas Monitoring Device for Indoor Air Quality”. Journal of Electronic & Information Systems, vol. 5, no. 1, Apr. 2023, pp. 1-9, doi:10.30564/jeis.v5i1.5390.