Sampurna, David Anggarda, and Ratih Hasanah Sudradjat. “Pengaruh Brand Ambassador Windah Basudara Terhadap Brand Loyalty Tim Esports Rex Regum Qeon”. Management Studies and Entrepreneurship Journal (MSEJ) 4, no. 3 (May 23, 2023): 2740–2749. Accessed September 14, 2025. https://journal.yrpipku.com/index.php/msej/article/view/2141.