Thom W. Frühwirth, Slim Abdennadher. Essentials of constraint programming. Cognitive Technologies, Springer, 2003. [doi]
@book{0008152, title = {Essentials of constraint programming}, author = {Thom W. Frühwirth and Slim Abdennadher}, year = {2003}, url = {http://www.springer.com/computer/swe/book/978-3-540-67623-2}, tags = {constraints, programming}, researchr = {https://researchr.org/publication/0008152}, cites = {0}, citedby = {0}, series = {Cognitive Technologies}, publisher = {Springer}, isbn = {978-3-540-67623-2}, }