AGUSTINA, Dara; I MADE SUMERTAJAYA; FARIT MOCHAMAD AFENDI. Comparison of BEKK GARCH and MEWMA Methods on IDX Composite and Exchange Rate Volatility. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 60, n. 3, p. 278–293, 2021. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/13394. Acesso em: 15 sep. 2025.