Students in online classes and video classes during the Covid-19 pandemic: A case study in the relationship between time and electronic devices. Research, Society and Development, [S. l.], v. 10, n. 12, p. e228101220436, 2021. DOI: 10.33448/rsd-v10i12.20436. Disponível em: https://www.rsdjournal.org/rsd/article/view/20436. Acesso em: 5 dec. 2025.