MARCINKIEWICZ-WILK, A. The significance of educational activeness among the elderly in a social and psychological context. Journal of Education Culture and Society, [S. l.], v. 10, n. 1, p. 68–75, 2019. DOI: 10.15503/jecs20191.68.75. Disponível em: https://ogrodynauk.pl/index.php/jecs/article/view/545. Acesso em: 29 apr. 2024.