IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 2 > 261 - 275
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 2 > 278 - 290
IEEE Transactions on Knowledge and Data Engineering > 2008 > 20 > 2 > 261 - 275
IEEE Transactions on Knowledge and Data Engineering > 2010 > 22 > 2 > 278 - 290