ALSARAF, E.; A. AL-TALIB, B. Employing Robust MM-estimators in Estimating Principal Component Regression Model - A Comparative Study-. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 18, n. 1, p. 74–87, 2021. DOI: 10.33899/iqjoss.1970.0170002. Disponível em: https://tanmiyat.uomosul.edu.iq/index.php/stats/article/view/29090. Acesso em: 6 sep. 2025.