SANDI, T. A. A.; RAHARJO, M.; PUTRA, J. L.; RIDWAN, R. CLUSTERING KESETIAAN PELANGGAN DENGAN MODEL RFM (RECENCY, FREQUENCY, MONETARY) DAN K-MEANS. Jurnal Pilar Nusa Mandiri, [S. l.], v. 14, n. 2, p. 239–246, 2018. DOI: 10.33480/pilar.v14i2.74. Disponível em: https://ejournal.nusamandiri.ac.id/index.php/pilar/article/view/74. Acesso em: 31 jan. 2025.