
PDF/A is an ISO-standardized version of the Portable Document Format (PDF) specialized for the digital preservation of electronic documents. PDF/A differs from PDF by prohibiting features ill-suited to long-term archiving, such as font linking (as opposed to font embedding). The ISO requirements for PDF/A file viewers include color management guid...
Found on
http://en.wikipedia.org/wiki/PDF/A

PDF Archive format for the long-term preservation of documents.
Found on
http://www.encyclo.co.uk/local/20462
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