Udokang, A., 		Abdulqodir, H., 		Abdulkareem, S., & 		Okeniyi, O.
(2019).
 Model Based Transformation of Students Examination Scores and Assessment of Changes in Grade Point Average.
<em>NIU Journal Of Humanities, 3</em>(4), 131-134.
Consultado de <a href="https://www.niujournals.ac.ug/ojs/index.php/niuhums/article/view/423" target="_new">https://www.niujournals.ac.ug/ojs/index.php/niuhums/article/view/423</a>