Ramalakshmi , R., and D. Kavitha. “DDoS Attack Mitigation Using Distributed SDN Multi Controllers for Fog Based IoT Systems”. International Journal of Intelligent Systems and Applications in Engineering 12, no. 4s (November 10, 2023): 57–69. Accessed May 16, 2024. https://ijisae.org/index.php/IJISAE/article/view/3751.