Saeed, Hafiz Humza, Abdullah Bin Masood, and Hassaan Khaliq Qureshi. “LSM: A Lightweight Security Mechanism for IoT Based Smart City Management Systems Using Blockchain”. International Journal of Innovations in Science & Technology 3, no. 4 (December 20, 2021): 1–14. Accessed May 18, 2024. https://journal.50sea.com/index.php/IJIST/article/view/91.