IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 6 > 854 - 866
IEEE Transactions on Knowledge and Data Engineering > 2011 > 23 > 1 > 79 - 94
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 6 > 854 - 866
IEEE Transactions on Knowledge and Data Engineering > 2011 > 23 > 1 > 79 - 94