.SAFAA AL-SAFFAWI, D.; AL-AZZAWI, A. Application of Intervention Model on the Time Series of Wheat International Price. TANMIYAT AL-RAFIDAIN, [S. l.], v. 34, n. 107, p. 126–140, 2012. DOI: 10.33899/tanra.2012.162027. Disponível em: https://tanmiyat.uomosul.edu.iq/index.php/tanmiyat/article/view/29487. Acesso em: 8 sep. 2025.