ICF DIAMETROS, R. Acknowledgements (in Polish). Diametros, [S. l.], n. 7, p. 231, 2006. DOI: 10.13153/diam.7.2006.221. Disponível em: https://diametros.uj.edu.pl/diametros/article/view/221. Acesso em: 6 dec. 2022.