ICF DIAMETROS, R. Acknowledgements (in Polish). Diametros, [S. l.], n. 19, p. 208, 2008. DOI: 10.13153/diam.19.2009.341. Disponível em: https://diametros.uj.edu.pl/diametros/article/view/341. Acesso em: 9 aug. 2022.