Thomas Verma, Judea Pearl. Deciding Morality of Graphs is NP-complete. In David Heckerman, E. H. Mamdani, editors, UAI 93: Proceedings of the Ninth Annual Conference on Uncertainty in Artificial Intelligence, July 9-11, 1993, The Catholic University of America, Providence, Washington, DC, USA. pages 391-399, Morgan Kaufmann, 1993. [doi]
@inproceedings{VermaP93, title = {Deciding Morality of Graphs is NP-complete}, author = {Thomas Verma and Judea Pearl}, year = {1993}, url = {http://rome.exp.sis.pitt.edu/UAI/Abstract.asp?articleID=604&proceedingID=9}, tags = {completeness, graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/VermaP93}, cites = {0}, citedby = {0}, pages = {391-399}, booktitle = {UAI 93: Proceedings of the Ninth Annual Conference on Uncertainty in Artificial Intelligence, July 9-11, 1993, The Catholic University of America, Providence, Washington, DC, USA}, editor = {David Heckerman and E. H. Mamdani}, publisher = {Morgan Kaufmann}, }