Haryanto, N. D., and E. Islamiati. “GAME THEORY ON MARKETING MIX STRATEGY BETWEEN BUKALAPAK, SHOPEE AND TOKOPEDIA”. Journal of Business Administration Economics & Entrepreneurship, vol. 4, no. 2, Oct. 2022, pp. 68-76, https://jurnal.stialan.ac.id/index.php/jbest/article/view/513.