Abu Shroud , M., M. Eame, E. Elsaghayer, A. Almabrouk, and Y. Nassar. “Challenges and Opportunities in Smart Parking Sensor Technologies”. The International Journal of Electrical Engineering and Sustainability (IJEES), vol. 1, no. 3, July 2023, pp. 44-59, https://ijees.org/index.php/ijees/article/view/45.