Mahasina, Marsa, Yocki Pramudya Ananda, and Hendyansyah Putra. 2026. “The Effect of Product Quality and Service Quality on Customer Satisfaction: The Mediating Role of Perceived Value in the Mobile Coffee Business”. Greenation Management and Business Review 2 (2):384-98. https://doi.org/10.38035/gmbr.v2i2.745.