SIMANJUNTAK, Alberto. Estimating Value-at-Risk in TLKM Shares using the ARIMA-GARCH Model. Operations Research: International Conference Series, [S. l.], v. 1, n. 3, p. 86–91, 2020. DOI: 10.47194/orics.v1i3.145. Disponível em: https://www.iorajournal.org/index.php/Orics/article/view/145. Acesso em: 14 jan. 2026.