BÍLA, J.; JURA, J. Fuzzy Concepts in the Detection of Unexpected Situations. Acta Polytechnica, [S. l.], v. 47, n. 1, 2007. DOI: 10.14311/902. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/902.. Acesso em: 8 jul. 2025.