Sinaga, D., and R. Y. Rusdianto. “The Effect of Service Quality, Brand Image, and Customer Perceived Value on Customer Satisfaction Kopi Kenangan (Study On Gen Z Consumers Of Kopi Kenangan In Surabaya)”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 9, no. 2, July 2026, pp. 16654-70, doi:10.31538/iijse.v9i2.9820.