GOLDBERG, M. On the Recursive Enumerability of Fixed-Point Combinators. BRICS Report Series, [S. l.], v. 12, n. 1, 2005. DOI: 10.7146/brics.v12i1.21867. Disponível em: https://tidsskrift.dk/brics/article/view/21867. Acesso em: 23 nov. 2024.