G.L. Anand Babu, Dr. D. Lakshmi Padmaja, N. Nagalakshmi, T. Ashalatha. “An Ideal Mechanism For Sensing State And Alarm Of A Driver Drowsiness Detection System In Automobiles”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 17, no. 9, Nov. 2020, pp. 3921 -26, https://www.archives.palarch.nl/index.php/jae/article/view/4523.