Satputri HL, Sari DP. The Influence of Social Media Marketing and Influencer Credibility on Purchase Intentions among Generation Z in Medan. GRMAPB [Internet]. 2026 Aug. 19 [cited 2026 Sep. 1];7(1):101 - 113. Available from: https://goldenratio.id/index.php/grmapb/article/view/2559