Gultom, Pesta, Elisabeth Nainggolan, and Cencen Monica. “Analyzing Consumer Purchasing Behavior Through Economic Lens: The Effect of Location and Service Quality At Point Coffee, Medan”. International Journal of Economics Development Research (IJEDR) 6, no. 3 (June 11, 2025): 2005–2018. Accessed January 15, 2026. https://journal.yrpipku.com/index.php/ijedr/article/view/8267.