@article{SHL2010, author = {K Smith-Miles and van Hemert, J and Yu Lim, X}, date-added = {2010-01-12 18:40:30 +0000}, date-modified = {2013-12-30 13:55:58 +0000}, journal = {Collective Optimization}, keywords = {problem evolving}, pages = {In press}, title = {Understanding TSP Difficulty by Learning from Evolved Instances}, year = {2010}}