Raffaele Cipriano Luca Di Gaspero Agostino Dovier A Hybrid Solver for Large Neighborhood Search: Mixing Gecode and EasyLocal<sup> + + </sup>. 141-155 2009 Hybrid Metaheuristics http://dx.doi.org/10.1007/978-3-642-04918-7_11 conf/hm/2009 db/conf/hm/hm2009.html#CiprianoGD09