Shilpa M, Nirmala B Naik, Priyanka S, Dr. R. Venkata Siva Reddy , Prathiksha Mathad. “Design Development and Implementation of Low - Cost Safety Wearable Device ”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, June 2020, pp. 7633-4, http://sersc.org/journals/index.php/IJAST/article/view/24077.