UDOKANG, A. E. et al. Model Based Transformation of Students Examination Scores and Assessment of Changes in Grade Point Average. NIU Journal of Humanities, [S.l.], v. 3, n. 4, p. 131-134, feb. 2019. ISSN 3007-1712. Available at: <https://www.niujournals.ac.ug/ojs/index.php/niuhums/article/view/423>. Date accessed: 05 apr. 2026.