Satputri, Hikmah Liza, and Dian Purnama Sari. 2026. “The Influence of Social Media Marketing and Influencer Credibility on Purchase Intentions Among Generation Z in Medan”. Golden Ratio of Marketing and Applied Psychology of Business 7 (1):101 -13. https://doi.org/10.52970/grmapb.v7i1.2559.