Samira Sadaoui Malek Mouhoub Xiaofeng Li An OCL-Based CSP Specification and Solving Tool. 235-244 2008 New Challenges in Applied Intelligence Technologies http://dx.doi.org/10.1007/978-3-540-79355-7_23 series/sci/2008-134 db/series/sci/sci134.html#SadaouiML08