BibTeX
@TECHREPORT{
         Zou1997ItA,
       author = "X. Zou and F. Vandenberghe and M. Pondeca and Y.-H. Kuo",
       title = "Introduction to Adjoint Techniques and the {MM5} Adjoint Modeling System",
       address = " Boulder, CO",
       institution = "National Center for Atmospheric Research",
       year = "1997",
       number = "NCAR/TN-435-STR",
       ad_tools = "TAMC"
}