Commercial Education and its verticalization in Brazil: origins and history . Research, Society and Development, [S. l.], v. 10, n. 12, p. e510101220314, 2021. DOI: 10.33448/rsd-v10i12.20314. Disponível em: https://rsdjournal.org/rsd/article/view/20314. Acesso em: 5 dec. 2025.