Andrei A. Bulatov, Dániel Marx. Constraint satisfaction problems and global cardinality constraints. Communications of the ACM, 53(9):99-106, 2010. [doi]
@article{BulatovM10,
title = {Constraint satisfaction problems and global cardinality constraints},
author = {Andrei A. Bulatov and Dániel Marx},
year = {2010},
doi = {10.1145/1810891.1810914},
url = {http://doi.acm.org/10.1145/1810891.1810914},
tags = {constraints},
researchr = {https://researchr.org/publication/BulatovM10},
cites = {0},
citedby = {0},
journal = {Communications of the ACM},
volume = {53},
number = {9},
pages = {99-106},
}