IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 4 > 496 - 503
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 9 > 1217 - 1229
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 11 > 1505 - 1518
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 11 > 1519 - 1534