VALATKIENĖ, Stasė. The comparative analysis of traditional, “active”, and modern schools. Acta Paedagogica Vilnensia, [S. l.], v. 5, p. 239–255, 1998. DOI: 10.15388/ActPaed.1998.05.9446. Disponível em: https://www.zurnalai.vu.lt/acta-paedagogica-vilnensia/article/view/9446. Acesso em: 27 nov. 2025.