Anggita Nahwa Firdausi, and Tuti Asmala. “The Effect of Product Quality and Brand Image on Customer Loyalty For Tuff Puff Products at Happy Go Lucky Bandung”. Escalate : Economics and Business Journal, vol. 4, no. 01, Feb. 2026, pp. 28-34, doi:10.61536/escalate.v4i01.440.