IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 12 > 1669 - 1682
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 9 > 1203 - 1218
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 9 > 1234 - 1246