NADIA SARASABELLA; SUMIATI. Analisis Kualitas Layanan Berdasarkan Perilaku Pelanggan Menggunakan Metode Customer Satisfaction Index (CSI) Dan Potential Gain in Customer Value (PGCV) di PT. Ustegra (Usaha Tehnik Grafika). JUMINTEN, [S. l.], v. 2, n. 2, p. 132–143, 2021. DOI: 10.33005/juminten.v2i2.237. Disponível em: https://juminten.upnjatim.ac.id/index.php/juminten/article/view/237. Acesso em: 24 jun. 2024.