ANALISIS PERGERAKAN INDEX IDX-30 MENGGUNAKAN METODE AUTO REGRESIVE INTEGRATED MOVING AVERAGE (ARIMA) SAAT DAN SETELAH PANDEMI COVID-19. Musytari : Jurnal Manajemen, Akuntansi, dan Ekonomi, [S. l.], v. 25, n. 8, 2026. DOI: https://doi.org/10.5281/zenodo.21323118. Disponível em: https://journal.cib.institute/index.php/musytari/article/view/1516. Acesso em: 22 oct. 2026.