HERMIDA, C. A. Fibrations, Logical Predicates and Indeterminates. DAIMI Report Series, [S. l.], v. 22, n. 462, 1993. DOI: 10.7146/dpb.v22i462.6935. Disponível em: https://tidsskrift.dk/daimipb/article/view/6935. Acesso em: 25 apr. 2024.