JUSZCZAK, B. Irena Bogoczová, "Polszczyzna za Olzą", Uniwersytet Ostrawski, Ostrawa 2018, ss. 149. Slavica Wratislaviensia, [S. l.], v. 170, p. 186–189, 2019. DOI: 10.19195/0137-1150.170.16. Disponível em: https://wuwr.pl/swr/article/view/4602. Acesso em: 2 maj. 2024.