Fardian, Ferdy, and Brady Rikumahu. “Financial Contagion Analysis on Asset Return of S&P 500 Index, Shanghai Index, and Hang Seng Index With Jakarta Composite Index for the Period 2017 – 2023”. Journal of Multidisciplinary Academic Business Studies 2, no. 2 (January 22, 2025): 371–384. Accessed August 4, 2025. https://goodwoodpub.com/index.php/JoMABS/article/view/2682.