Dewi, Y., 		Rianto, H., 		Budihartanti, C., & 		Fibriany, F.
2022 Feb  1.  Penerapan Metode K-Means Dalam Menentukan Kelompok Pendalaman Materi Ujian Nasional. Journal of Information System, Applied, Management, Accounting and Research. [Online] 6:1