JURNAL, R. T. IMPLEMENTASI AUDIT SISTEM CONTACT CENTER MENGGUNAKAN KERANGKA KERJA COBIT 4.1 DOMAIN DELIVERY AND SUPPORT (Studi Kasus : PT Visionet International): Muhaimin Hasanudin. PETIR, [S. l.], v. 10, n. 1, 2018. DOI: 10.33322/petir.v10i1.35. Disponível em: http://jurnal.itpln.ac.id/petir/article/view/35. Acesso em: 20 apr. 2025.