P.Kokila, P.Deepthisree, S.Dhanasenthil, S.Mohammedriyasudeen, and N.Monica. “An IOT Based Voice Recorder for women’s Safety”. International journal of intellectual advancements and research in engineering computations 7, no. 1 (March 30, 2019): 1262–1269. Accessed May 3, 2024. https://ijiarec.com/ijiarec/article/view/1118.