Neil Urquhart Peter Ross Ben Paechter Kenneth Chisholm Improving Street Based Routing Using Building Block Mutations. 334-342 2002 conf/evoW/2002 EvoWorkshops http://link.springer.de/link/service/series/0558/bibs/2279/22790334.htm db/conf/evoW/evoW2002.html#UrquhartRPC02