To obtain the following style files, please put the keyword in the "Subject:"
of your mail:

 Keyword          File(s)
----------       -------------------------------------------------------------
help              README (this file)
ifac-styles       IFACarticle.sty, IFACdoc.tex, IFACsample.bib, IFACsample.tex,
                  IFAC.bst, README
ifac              same as ifac-styles
automatica	  IFAC.bst, automatica.sty, automatica.tex