FRIEYADIE, F.; ALRAMURI, D. IMPLEMENTASI METODE FUZZY SERVQUAL UNTUK MENILAI PELAYANAN CUSTOMER SERVICE TERHADAP KEPUASAN PELANGGAN DI PT. TELKOM. Jurnal Techno Nusa Mandiri, [S. l.], v. 14, n. 2, p. 111–116, 2017. DOI: 10.33480/techno.v14i2.193. Disponível em: https://ejournal.nusamandiri.ac.id/index.php/techno/article/view/193. Acesso em: 9 may. 2025.