Stochastic Volatility Estimation of Stock Prices using the Ensemble Kalman Filter. InPrime: Indonesian Journal of Pure and Applied Mathematics, [S. l.], v. 3, n. 2, p. 136–143, 2021. DOI: 10.15408/inprime.v3i2.20256. Disponível em: https://journal.uinjkt.ac.id/inprime/article/view/20256. Acesso em: 27 oct. 2025.