Rozen, AuliyaAsyifa, and Hadiyanto. “The Utilization of Instagram Social Media As a Promotional and Portfolio Medium: A Media Ecology Perspective ”. Golden Ratio of Data in Summary 5, no. 4 (October 23, 2025): 122–131. Accessed July 18, 2026. https://www.goldenratio.id/index.php/grdis/article/view/1309.