Sara, M., and M. E. A. Ramadhan. “The Influence of Product Quality, Price Perception, and Service Quality on Customer Satisfaction at Pondok Poteng Restaurant, Singkawang”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 8, no. 3, Oct. 2025, pp. 11618-30, doi:10.31538/iijse.v8i3.8284.