STØVRING, K. Extending the Extensional Lambda Calculus with Surjective Pairing is Conservative. BRICS Report Series, [S. l.], v. 12, n. 35, 2005. DOI: 10.7146/brics.v12i35.21902. Disponível em: https://tidsskrift.dk/brics/article/view/21902. Acesso em: 28 apr. 2024.