Rumiarti, Christina Deni, and Indra Budi. “SEGMENTASI PELANGGAN PADA CUSTOMER RELATIONSHIP MANAGEMENT DI PERUSAHAAN RITEL: STUDI KASUS PT GRAMEDIA ASRI MEDIA”. Jurnal Sistem Informasi 13, no. 1 (May 1, 2017): 1-10. Accessed September 30, 2022. https://jsi.cs.ui.ac.id/index.php/jsi/article/view/525.