HERMANTO, H.; SULISTYAN, R. B.; TOUATI, H. Service Satisfaction Based on Performance Index and Importance Performance Analysis (IPA). Innovation Business Management and Accounting Journal, [S. l.], v. 1, n. 2, p. 41–52, 2022. DOI: 10.56070/ibmaj.v1i2.8. Disponível em: https://mahamerupublisher.org/index.php/ibmaj/article/view/8. Acesso em: 3 apr. 2025.