BibTeX
@ARTICLE{
         Griewank1991TCR,
       author = "Andreas Griewank",
       title = "The Chain Rule Revisited in Scientific Computing",
       journal = "SIAM News",
       note = "no. 3, p. 20 \& no. 4, p. 8",
       key = "Griewank1991TCR",
       referred = "[Rall1996AIt].",
       year = "1991",
       volume = "24"
}