K. V. Mahesan,S. Bhargavi, D. Jayadevappa. “Level Sets And Cluster Based Hybrid Approch For The Segmentation And Classification Of Brain Tumors”. International Journal of Advanced Science and Technology, Vol. 29, no. 7s, May 2020, pp. 3077-84, http://sersc.org/journals/index.php/IJAST/article/view/17384.