Jacek Wolkowicz Malcolm I. Heywood Vlado Keselj Evolving Indirectly Represented Melodies with Corpus-Based Fitness Evaluation. 603-608 2009 EvoWorkshops http://dx.doi.org/10.1007/978-3-642-01129-0_69 conf/evoW/2009 db/conf/evoW/evoW2009.html#WolkowiczHK09