PAL, M.; GHOSH, S. Applied Six Sigma theory to reduce the drop-out rate among the students: systematic review . Journal of Social Sciences and Management Studies, [S. l.], v. 1, n. 3, p. 104–108, 2022. DOI: 10.56556/jssms.v1i3.234. Disponível em: https://www.jescae.com/index.php/jssms/article/view/234. Acesso em: 28 apr. 2024.