Katikireddy Srinivas, Dr K V D Kiran. 2020. “A Novel Hybrid Clustering System Using K-Means, K-Medoids, Hierarchical, Fuzzy C Means Algorithms on Thyroid Drug Data Using R”. International Journal of Advanced Science and Technology 29 (05), 9480-92. http://sersc.org/journals/index.php/IJAST/article/view/19046.