El futur de la preservació de la geoinformació <a href="http://blogs.loc.gov/digitalpreservation/2012/05/geomapp-and-the-future-of-digital-geospatial-preservation/">http://blogs.loc.gov/digitalpreservation/2012/05/geomapp-and-the-future-of-digital-geospatial-preservation/</a><br>
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