Al Ghifari, Muhammad, and Wahyuningdiah Trisari Harsanti Putri. 2023. “Clustering Courses Based On Student Grades Using K-Means Algorithm With Elbow Method For Centroid Determination”. Inform : Jurnal Ilmiah Bidang Teknologi Informasi Dan Komunikasi 8 (1), 42-46. https://doi.org/10.25139/inform.v8i1.4519.