وعد الله سليم و. A proposedformula for solving the problem of multicollinearity and restricted data with A simulation. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 13, n. 3, p. 298–314, 2013. DOI: 10.33899/iqjoss.2013.081240. Disponível em: https://tanmiyat.uomosul.edu.iq/index.php/stats/article/view/29306. Acesso em: 6 sep. 2025.