Donald J. Reifer Barry W. Boehm Murali Gangadharan Estimating the Cost of Security for COTS Software. 178-186 2003 conf/iccbss/2003 ICCBSS http://link.springer.de/link/service/series/0558/bibs/2580/25800178.htm db/conf/iccbss/iccbss2003.html#ReiferBG03