IEEE Transactions on Knowledge and Data Engineering
IEEE Transactions on Knowledge and Data Engineering > 2007 > 19 > 12 > 1694 - 1707
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 5 > 638 - 651
IEEE Transactions on Knowledge and Data Engineering > 2009 > 21 > 7 > 999 - 1013
IEEE Transactions on Knowledge and Data Engineering > 2011 > 23 > 2 > 235 - 247