IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 1 > 1 - 12
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 9 > 1168 - 1180
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 11 > 1458 - 1472