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IEEE Transactions on Engineering Management > 2012 > 59 > 3 > 348 - 363
IEEE Security & Privacy > 2011 > 9 > 4 > 64 - 67
IEEE Intelligent Systems > 2009 > 24 > 6 > 32 - 36
IEEE Transactions on Engineering Management > 2012 > 59 > 3 > 348 - 363
IEEE Security & Privacy > 2011 > 9 > 4 > 64 - 67
IEEE Intelligent Systems > 2009 > 24 > 6 > 32 - 36