DEVELOPMENT CUSTOMER KNOWLEDGE MANAGEMENT (CKM) MODELS IN PURBALINGGA HOSPITALITY USING SOFT SYSTEMS METHODOLOGY (SSM). Jurnal Sistem Informasi, [S. l.], v. 10, n. 1, p. 1–7, 2014. DOI: 10.21609/jsi.v10i1.371. Disponível em: https://jsi-test.pusilkom.com/index.php/jsi/article/view/371.. Acesso em: 7 jul. 2024.