DAMANIK, Chrisdian; DRAGO, Vicky; WINDASARI SIALLAGAN, Melan; JAYA HARMAJA, Okta. Customer Satisfaction Evaluation At Sapadia Guest House Through Servqual And Csi Approaches Based On Information Systems. International Journal of Science and Environment (IJSE), [S. l.], v. 5, n. 4, p. 305–311, 2025. DOI: 10.51601/ijse.v5i3.183. Disponível em: https://ijsenet.com/index.php/IJSE/article/view/183. Acesso em: 25 feb. 2026.