source: <a class="external free" href="https://commons.wikimedia.org/wiki/File:Pictogram_voting_keep-green.svg">http://commons.wikimedia.org/wiki/File:Pictogram_voting_keep-green.svg</a>
<a href="//commons.wikimedia.org/wiki/User:Reneman" title="User:Reneman">Reneman</a>
<span class="int-own-work" lang="en">Own work</span>