6James Rum Bargh,Ibar Jacobson,Grady Booch.The Unified Modeling Language Reference Manual[M].Addison-Wesley Press,1999.
7Michal Spibey J.The Z Notation(2nd Edition)[M].Prentiee Hall,1992.
8Bailey,Diane E.and Barley,Stephen R.Return to work:Toward postdndustrial engineering[J].IIE Transactions,2005,37:737-752.
9Yves vanderperren,Wolfgang Mueller and Wire Pehaene. UML for electronic systems design:a comprehensive overview[J].Design Automation for Embedded Systems.2009,12(4):261-292.
10Yyan Labiche.The UML is more than Boxes and Lines[M]. Canada:Lecture Notes in Computer Science,2009,275-386.