Sharifah Saon, et al. “Fire Alarm Smart System Technology (FASTech)”. Vol. 1 No. 1 (2019): Internet of Things: Tracking & Monitoring, vol. Vol. 1 No. 1, Penerbit UTHM, 2022, pp. 80-90, https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/466/chapter/30.