Utami, I. Q., W.-Y. Hwang, and R. A. Ningrum. “Student’s Behavior Clustering Based on Ubiquitous Learning Log Data Using Unsupervised Machine Learning”. Journal of Advanced Technology and Multidiscipline, vol. 3, no. 1, May 2024, pp. 13-20, doi:10.20473/jatm.v3i1.55572.