@Book{PDFRef,
  author =	 {{Adobe Systems Incorporated}},
  title = 	 {PDF Reference},
  publisher = 	 {Addison-Wesley},
  year = 	 2000,
  key =		 {PDF},
  edition =	 {2nd},
  month =	 jul # {~3,},
  note =	 {Available from \url{http://partners.adobe.com/asn/developer/acrosdk/DOCS/PDFRef.pdf}}
}

@Unpublished{MediaTypes,
  author = 	 {{Internet Assigned Numbers Authority}},
  title =	 {Media Types},
  note =	 {Available from \url{http://www.isi.edu/in-notes/iana/assignments/media-types/media-types}},
  key =		 {IANA}
}

@TechReport{Freed1996,
  author = 	 {N. Freed and N. Borenstein},
  title = 	 {{Multipurpose} {Internet} {Mail} {Extensions} {(MIME)}
                  Part Two: Media Types},
  institution =  {Internet Engineering Task Force (IETF),
                  Network Working Group},
  year = 	 1996,
  type =	 {Request for Comments (RFC)},
  number =	 2046,
  month =	 nov,
  note =	 {Available from
                  \url{http://www.rfc-editor.org/rfc/rfc2046.txt}}
}