Yang, Yong, and Shuying Huang. “Image Segmentation by Fuzzy C-Means Clustering Algorithm With a Novel Penalty Term”. Computing and Informatics 26, no. 1 (January 27, 2012): 17–31. Accessed May 9, 2025. https://www.cai.sk/ojs/index.php/cai/article/view/296.