BibTeX
@ARTICLE{
         Kubota1998AFP,
       author = "Koichi Kubota",
       title = "A {Fortran77} Preprocessor for Reverse Mode Automatic Differentiation with Recursive
         Checkpointing",
       journal = "Optimization Methods and Software",
       pages = "315--335",
       volume = "10",
       number = "2",
       year = "1998"
}