BibTeX
@TECHREPORT{
         Fischer1987ADH,
       AUTHOR = "Fischer, Herbert",
       TITLE = "Automatic Differentiation: {H}ow to Compute the {H}essian matrix",
       TYPE = "Report",
       NUMBER = "No. 26",
       INSTITUTION = "Schwerpunktprogramm der Deutschen Forschungsgemeinschaft Anwendunsbezogene
         Optimierung und Steurung",
       YEAR = "1987",
       ad_theotech = "Hessian"
}