A. Marma, M. Žilys, D. Eidukas, and A. Valinevičius, “Electronic Parking Control Systems”, ELEKTRON ELEKTROTECH, vol. 80, no. 8, pp. 57–62, Oct. 2007, Accessed: Jan. 23, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/11007