sugiat, Jajang, and Dini Islamiatiningsih. “Discount Strategies and Their Impact on Unplanned Purchase Behaviour of Retail Consumers”. Golden Ratio of Data in Summary 3, no. 2 (October 30, 2023): 49–54. Accessed November 26, 2025. https://goldenratio.id/index.php/grdis/article/view/1075.