Stefano Bistarelli, Philippe Codognet, Francesca Rossi. Abstracting soft constraints: Framework, properties, examples. Artificial Intelligence, 139(2):175-211, 2002. [doi]
@article{BistarelliCR02,
title = {Abstracting soft constraints: Framework, properties, examples},
author = {Stefano Bistarelli and Philippe Codognet and Francesca Rossi},
year = {2002},
doi = {10.1016/S0004-3702(02)00208-4},
url = {http://dx.doi.org/10.1016/S0004-3702(02)00208-4},
tags = {constraints},
researchr = {https://researchr.org/publication/BistarelliCR02},
cites = {0},
citedby = {0},
journal = {Artificial Intelligence},
volume = {139},
number = {2},
pages = {175-211},
}