MURAWSKA, I. Contemporary Trends in Polish Research on Skills. Przegląd Badań Edukacyjnych (Educational Studies Review), [S. l.], v. 2, n. 19, p. 167–180, 2015. DOI: 10.12775/PBE.2014.027. Disponível em: https://apcz.umk.pl/PBE/article/view/PBE.2014.027. Acesso em: 28 nov. 2021.