Improving the Predictability of Damascus Securities Exchange index’s Movement Using a Proposed Method to Build a Hybrid Model between Artificial Neural Networks and ARCH-ARIMA Models. Journal of Hama University , [S. l.], v. 3, n. 4, 2020. Disponível em: https://hama-univ.edu.sy/ojs/index.php/huj/article/view/352. Acesso em: 25 apr. 2026.