Muliawati, Triyana, Danni Gathot Harbowo, Andre Markus Fernando Lubis, Juan Daniel Turnip, Erina Rosalia Irda, Adelia Azahra, & Yanti Marito. " k-Means Clustering to Enhance the Petrified Wood Composition Data Analyses and Its Interpretation." Indonesian Journal of Applied Mathematics [Online], 3.1 (2023): 26-33. Web. 3 Jul. 2024