BUTZ, Carsten. Syntax and Semantics of the logic L_omega omega^lambda. BRICS Report Series, [S. l.], v. 4, n. 22, 1997. DOI: 10.7146/brics.v4i22.18948. Disponível em: https://tidsskrift.dk/brics/article/view/18948. Acesso em: 6 dec. 2025.