ADAMCZYK, M. D. Educational Activity of the Elderly in Poland. Journal of Education, Technology and Computer Science, [S. l.], v. 20, n. 2, p. 56–61, 2017. DOI: 10.15584/eti.2017.2.7. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/6099. Acesso em: 22 jul. 2024.