Nanda MAP, Ardilla YP. Media Convergence: the Realization of Monopoly and Oligopoly in Indonesia". semantik [Internet]. 2024Jan.6 [cited 2026Jan.20];1(2):90-100. Available from: https://ejournal.uinmybatusangkar.ac.id/ojs/index.php/semantik/article/view/10941