Alan Borning, Bjørn N. Freeman-Benson, John Maloney, Molly Wilson. Constraint hierarchies and their applications. In Compcon Spring '91, San Francisco, California, USA, February 25 - March 1, 1991. Digest of Papers. pages 388-393, IEEE, 1991. [doi]
@inproceedings{BorningFMW91, title = {Constraint hierarchies and their applications}, author = {Alan Borning and Bjørn N. Freeman-Benson and John Maloney and Molly Wilson}, year = {1991}, doi = {10.1109/CMPCON.1991.128839}, url = {https://doi.org/10.1109/CMPCON.1991.128839}, researchr = {https://researchr.org/publication/BorningFMW91}, cites = {0}, citedby = {0}, pages = {388-393}, booktitle = {Compcon Spring '91, San Francisco, California, USA, February 25 - March 1, 1991. Digest of Papers}, publisher = {IEEE}, isbn = {0-8186-2134-6}, }