ALONSO, J. C.; ARCILA, A. M. A Model of Daily Predictions for Sugar Futures Contracts. Economía & Región, [S. l.], v. 6, n. 2, p. 33–51, 2019. Disponível em: https://revistas.utb.edu.co/economiayregion/article/view/26. Acesso em: 18 may. 2024.