W. A. Ramos Beltrame and O. L. Gonçalves, “Socioeconomic Data Mining and Student Dropout: Analyzing a Higher Education Course in Brazil”, Int J Innov Educ Res, vol. 8, no. 8, pp. 505–518, Aug. 2020, doi: 10.31686/ijier.vol8.iss8.2554.