DVOŘÁK, Wolfgang; HECHER, Markus; KÖNIG, Matthias; SCHIDLER, André; SZEIDER, Stefan; WOLTRAN, Stefan. Tractable Abstract Argumentation via Backdoor-Treewidth. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 36, n. 5, p. 5608–5615, 2022. DOI: 10.1609/aaai.v36i5.20501. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/20501. Acesso em: 9 may. 2026.