Arunkumar .V, Jeeva Raj.A, Kathiravan.R, Sakthivel .P, and Sarathkumar .P. “Smart Communication System for Human Life Safety System in Industry”. International journal of intellectual advancements and research in engineering computations 7, no. 2 (June 29, 2019): 2098–2101. Accessed May 4, 2024. https://ijiarec.com/ijiarec/article/view/1076.