Muhyidin, Muhyidin Muhyidin, et al. “Marketing Strategy and Social Influence: How Reference Groups and Internet Marketing Influence Purchasing Decisions Through Brand Image”. Jurnal Bisnis Dan Manajemen, vol. 11, no. 2, Nov. 2024, pp. 281-90, https://jurnal.unmer.ac.id/index.php/jbm/article/view/15163.