Kumar S, Sreedhar, Madheswaran M, Vinutha B A, Manjunatha Singh H, and Charan K V. “A Brief Survey of Unsupervised Agglomerative Hierarchical Clustering Schemes”. International Journal of Engineering & Technology 8, no. 1 (January 27, 2019): 29–37. Accessed May 5, 2024. https://sciencepubco.com/index.php/ijet/article/view/13971.