MOSSES, P. D. Modularity in Meta-Languages. BRICS Report Series, [S. l.], v. 7, n. 50, 2000. DOI: 10.7146/brics.v7i50.20217. Disponível em: https://tidsskrift.dk/brics/article/view/20217. Acesso em: 27 apr. 2024.