Mr. R. Murugasami, K. Hema Priya, E. Sakthivel, S. Sarika, & A. Tamilselvan. (2019). An automatic toll collection and pollution detection in transportation using embedded system . International Journal of Intellectual Advancements and Research in Engineering Computations, 7(1), 1464–1469. Retrieved from https://ijiarec.com/ijiarec/article/view/1162