<p dir="ltr">Anàlisi matemàtica de les cartes portolanes <br>
<a href="http://discovermagazine.com/2014/june/14-the-mapmakers-mystery">http://discovermagazine.com/2014/june/14-the-mapmakers-mystery</a></p>
<p dir="ltr">La importància de les adreces actualitzades en el món digital <br>
<a href="http://www.economist.com/news/international/21618822-physical-location-becoming-even-more-important-digital-world-has">http://www.economist.com/news/international/21618822-physical-location-becoming-even-more-important-digital-world-has</a></p>
<p dir="ltr">Raf</p>