KWIATEK, P.; BAJER, P. P. Application of positive psychology in education based on experience of Geelong Grammar School (Australia). Przegląd Badań Edukacyjnych (Educational Studies Review), [S. l.], v. 2, n. 17, p. 227–244, 2014. DOI: 10.12775/PBE.2013.022. Disponível em: https://apcz.umk.pl/PBE/article/view/PBE.2013.022. Acesso em: 28 nov. 2021.