Dvořák, W., Hecher, M., König, M., Schidler, A., Szeider, S., & Woltran, S. (2022). Tractable Abstract Argumentation via Backdoor-Treewidth. Proceedings of the AAAI Conference on Artificial Intelligence, 36(5), 5608-5615. https://doi.org/10.1609/aaai.v36i5.20501