Jacob Barhen David B. Reister Uncertainty Analysis Based on Sensitivities Generated Using Automatic Differentiation. 70-77 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2668&spage=70 2003 conf/iccsa/2003-2 ICCSA (2) db/conf/iccsa/iccsa2003-2.html#BarhenR03