IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 5 > 699 - 713
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 7 > 959 - 973
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 5 > 699 - 713
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 7 > 959 - 973