Myeong-Cheol Choi, Seung-Jin Kim, X.-F. S. . “A Study of the Business Model of Tencent Group”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 5, Apr. 2021, pp. 428-34, https://turcomat.org/index.php/turkbilmat/article/view/984.