Yona Okatafariska Sulu (2025) “ANALYSIS OF CUSTOMER SATISFACTION USING THE CUSTOMER SATISFACTION INDEX (CSI) METHOD AT YOURLIGIE SALON SMK 6 SURABAYA: ANALISIS KEPUASAN PELANGGAN DENGAN METODE CUSTOMER SATISFACTION INDEX ( CSI ) PADA YOURLIGIE SALON SMK 6 SURABAYA”, Jurnal Tata Rias, 14(1), pp. 10–15. doi: 10.26740/jtr.v14n1.p10-15.