FELKNER, Anna. Two Semantics of Trust Management Language with Negation. Journal of Telecommunications and Information Technology, [S. l.], v. 54, n. 4, p. 102–108, 2013. DOI: 10.26636/jtit.2013.4.1245. Disponível em: https://jtit.pl/jtit/article/view/1245. Acesso em: 21 apr. 2026.