Maximilian 2026. The Moderating Role of E-WOM on the Effects of Perceived Quality and Brand Ambassador on Purchase Decisions for Running Accessories: Study of Medan Polonia CFD Participants. Jurnal Ekonomi, Manajemen, Akuntansi dan Keuangan. 7, 4 (May 2026), 88–101. DOI:https://doi.org/10.53697/emak.v7i4.4138.