Statistical Analysis on Student in Department of Mathematics (2007-2008). University of Thi-Qar Journal of Science, [S. l.], v. 1, n. 3, p. 40–56, 2009. Disponível em: https://jsci.utq.edu.iq/index.php/main/article/view/186.. Acesso em: 3 may. 2024.