Roisah, R., Y. Meliawati, and R. Y. Angliawati. “Meningkatkan Minat Beli Melalui Brand Ambassador”. Service Management Triangle: Jurnal Manajemen Jasa, Vol. 3, no. 1, May 2021, pp. 7-19, https://ejurnal.ars.ac.id/index.php/jsj/article/view/496.