Stephanie White Murray Cantor Sanford Friedenthal Cris Kobryn Byron Purves Panel: Extending UML from Software to Systems Engineering. 271- 2003 conf/ecbs/2003 ECBS http://csdl.computer.org/comp/proceedings/ecbs/2003/1917/00/19170271abs.htm db/conf/ecbs/ecbs2003.html#WhiteCFKP03