IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2007 > 19 > 8 > 1072 - 1088
IEEE Transactions on Knowledge and Data Engineering > 2007 > 19 > 9 > 1161 - 1174
IEEE Transactions on Knowledge and Data Engineering > 2007 > 19 > 10 > 1433 - 1447
IEEE Transactions on Knowledge and Data Engineering > 2007 > 19 > 11 > 1541 - 1556