MAYOH, B. H. The Meaning of Logical Programs. DAIMI Report Series, [S. l.], v. 9, n. 126, 1980. DOI: 10.7146/dpb.v9i126.7647. Disponível em: https://tidsskrift.dk/daimipb/article/view/7647. Acesso em: 8 may. 2024.