GOLDBERG, M. Solving Equations in the lambda-Calculus using Syntactic Encapsulation. BRICS Report Series, [S. l.], v. 2, n. 49, 1995. DOI: 10.7146/brics.v2i49.19950. Disponível em: https://tidsskrift.dk/brics/article/view/19950. Acesso em: 20 apr. 2024.