PUTRI, N. N. D.; NINGSIH, A. R.; NASUTION, A. S.; ENDYRA, F.; IHSAN, F.; MASYITAH, M. Analysis of Customer Satisfaction at Coffee Shops Using the Quality Function Deployment (QFD) Approach Integrated with the Importance-Performance Analysis (IPA) Method. Journal of Engineering Science and Technology Management (JES-TM), [S. l.], v. 6, n. 1, p. 302–315, 2026. DOI: 10.31004/jestm.v6i1.434. Disponível em: https://jes-tm.org/index.php/jestm/article/view/434. Acesso em: 17 jun. 2026.