S.S.Thorat, Ashwini M, Akanksha Kelshikar, Sneha Londhe, and Mamta Choudhary. “IoT Based Smart Parking System Using RFID”. International Journal of Computer Engineering in Research Trends, vol. 4, no. 1, Jan. 2017, pp. 9-12, https://www.ijcert.org/index.php/ijcert/article/view/320.