Iqbal R, Arif S, Sherazi H. Proficient Car Parking System Based on Cluster Head Routing Protocol Utilizing IEEE 802.15.4. Int. J. Onl. Eng. [Internet]. 2016 Jun. 30 [cited 2024 May 4];12(06):pp. 58-61. Available from: https://online-journals.org/index.php/i-joe/article/view/5773