Espectro electromagnético
<a href="//commons.wikimedia.org/w/index.php?title=User:Horst_Frank&amp;action=edit&amp;redlink=1" class="new" title="User:Horst Frank (page does not exist)">Horst Frank</a>, <a href="//commons.wikimedia.org/w/index.php?title=User:Jailbird&amp;action=edit&amp;redlink=1" class="new" title="User:Jailbird (page does not exist)">Jailbird</a>
CC BY-SA 3.0
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