TANDECKI, Janusz; BALCEREK, Mariusz. Introduction. Folia Toruniensia, [S. l.], v. 17, p. 6–14, 2017. DOI: 10.12775/FT.2017.001. Disponível em: https://apcz.umk.pl/FT/article/view/FT.2017.001. Acesso em: 28 dec. 2025.