FAYYAD ABDULLAH ALI; ALA HADI SADIQ. Using parametric and non-parametric tests to identify the development of the scientific level for the academic years 2012-2016. The Scientific Journal of Cihan University– Sulaimaniya, [S. l.], v. 1, n. 3, p. 339-353, 2017. DOI: 10.25098/1.3.20. Disponível em: https://journal.sulicihan.edu.krd/index.php/sjcus/article/view/368. Acesso em: 12 feb. 2026.