Sahira, Fitria, and Desy Irana Dewi Lubis. “The Impact of Product Quality on Consumer Satisfaction at PT. Siantar Top, Tbk Medan”. Journal of Management Science (JMAS) 6, no. 4 (October 20, 2023): 653–658. Accessed April 18, 2026. https://exsys.iocspublisher.org/index.php/JMAS/article/view/299.