Markus Finger Thomas Stützle Helena R. Lourenço Exploiting Fitness Distance Correlation of Set Covering Problems. 61-71 2002 conf/evoW/2002 EvoWorkshops http://link.springer.de/link/service/series/0558/bibs/2279/22790061.htm db/conf/evoW/evoW2002.html#FingerSL02