Christian Bierwirth Dirk C. Mattfeld Jean-Paul Watson Landscape Regularity and Random Walks for the Job-Shop Scheduling Problem. 21-30 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3004&spage=21 2004 conf/evoW/2004cop EvoCOP db/conf/evoW/evocop2004.html#BierwirthMW04