BibTeX
@ARTICLE{
         Rall2007EAD,
       author = "Louis B. Rall",
       title = "Early Automatic Differentiation: {T}he Ch’in-{H}orner Algorithm",
       journal = "Reliable Computing",
       volume = "13",
       number = "3",
       year = "2007",
       pages = "3003-308",
       ad_theotech = "History"
}