BibTeX
@MANUAL{
         Giering1997TLa,
       author = "Ralf Giering",
       month = "December",
       title = "{T}angent Linear and {A}djoint {M}odel {C}ompiler, Users Manual",
       note = "Unpublished",
       url = "http://puddle.mit.edu/~ralf/tamc",
       address = "Cambridge, MA",
       institution = "Center for Global Change Sciences, Department of Earth, Atmospheric, and
         Planetary Science, {MIT}",
       organization = "Center for Global Change Sciences, Department of Earth, Atmospheric, and
         Planetary Science, MIT",
       key = "Giering1997TLa",
       referred = "[Giering2001GRi], [Gockenbach2002ADa], [Hascoet2002AIC], [Souli2001a],
         [Tadjouddine2001ATa].",
       ad_area = "General Purpose Software Packages",
       ad_tools = "TAMC",
       year = "1997"
}