ICF DIAMETROS, R. Acknowledgements (in Polish). Diametros, [S. l.], n. 8, p. 151, 2006. DOI: 10.13153/diam.8.2006.238. Disponível em: https://diametros.uj.edu.pl/diametros/article/view/238. Acesso em: 7 feb. 2023.