BibTeX
@INPROCEEDINGS{
         Martins2001Tcb,
       author = "Martins, J. R. R. A. and Sturdza, P and Alonso, J. J.",
       title = "The connection between the complex-step derivative approximation and algorithmic
         differentiation",
       booktitle = "39th Aerospace Sciences Meeting and Exhibit",
       year = "2001",
       number = "AIAA-2000-0921",
       publisher = "American Institute of Aeronautics and Astronautics",
       ad_theotech = "Complex Step Differentiation"
}