“Agglomerative Hierarchical Clustering: An Introduction to Essentials. (3) Standardization, Normalization and Dimensionality Reduction of a Data Matrix”, GJHSS, vol. 16, no. G3, pp. 55–63, Apr. 2016, Accessed: Sep. 02, 2026. [Online]. Available: https://socialscienceresearch.org/index.php/GJHSS/article/view/1711