JONES, Neil D.; MUCHNICK, Steven S. The Complexity of Finite Memory Programs with Recursion. DAIMI Report Series, [S. l.], v. 5, n. 68, 1976. DOI: 10.7146/dpb.v5i68.6486. Disponível em: https://tidsskrift.dk/daimipb/article/view/6486. Acesso em: 5 feb. 2026.