MAGHDED AHMED, R. .; SALIM MALA YOUNIS, N. . Employing the principal components in time series models and selecting the best models with Application. Zanco Journal of Human Sciences, [S. l.], v. 27, n. 2, p. 434–448, 2023. DOI: 10.21271/zjhs.27.2.26. Disponível em: https://zancojournal.su.edu.krd/index.php/JAHS/article/view/552. Acesso em: 12 jun. 2024.