IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 2 > 161 - 177
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 4 > 523 - 536
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 2 > 161 - 177
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 4 > 523 - 536