DOLEŽÍ, L.; KURFÜRSTOVÁ, P.; ŠAFRATOVÁ, I. Acquisition of polarity items in Czech children: An experimental study. Crossroads. A Journal of English Studies, [S. l.], n. 30, p. 39–56, 2020. DOI: 10.15290/cr.2020.30.3.03. Disponível em: https://czasopisma.filologia.uwb.edu.pl/index.php/c/article/view/540. Acesso em: 5 may. 2024.