M. Singgih, R. Agustin Rachmaningrum, S. Pantja Putra, and F. Wunga, “The Influence Of Brand Ambassador And Sales Promotion On Online Repurchase Intention (Case Study On Tokopedia E-Commerce)”, International Journal of Science, Technology & Management, vol. 5, no. 1, pp. 220-228, Jan. 2024.