KUSUMAJAYA, R. A. MENINGKATKAN CUSTOMER RELATIONSHIP BERDASARKAN ANALISIS CONCEPTUAL MODEL OF CUSTOMER KNOWLEDGE MANAGEMENT (CKM). JURNAL NUSANTARA APLIKASI MANAJEMEN BISNIS, [S. l.], v. 2, n. 2, p. 87–100, 2017. DOI: 10.29407/nusamba.v2i2.812. Disponível em: https://ojs.unpkediri.ac.id/index.php/manajemen/article/view/812. Acesso em: 7 jan. 2025.