Sofwan, Ridho Dimas, Agus Mansur, and Imam Djati Widodo. “Analysis of Customer Satisfaction Using the Modified Servqual Method (Case Study at Waroeng Spesial Sambal Ss)”. PROZIMA (Productivity, Optimization and Manufacturing System Engineering) 3, no. 2 (March 10, 2021): 21-30. Accessed November 21, 2024. https://prozima.umsida.ac.id/index.php/prozima/article/view/1271.