FERRAND, Gérard; LESAINT, Willy; TESSIER, Alexandre. Explanations and Proof Trees. Computing and Informatics, [S. l.], v. 25, n. 2-3, p. 105–122, 2012. Disponível em: http://147.213.75.17/ojs/index.php/cai/article/view/335. Acesso em: 8 nov. 2024.