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<ul><li><a href="//commons.wikimedia.org/wiki/File:Abaque_wulff.svg" title="File:Abaque wulff.svg">File:Abaque wulff.svg</a>: <a href="//commons.wikimedia.org/wiki/User:Life_of_Riley" title="User:Life of Riley">Life of Riley</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Gauravjuvekar" title="User:Gauravjuvekar">Gauravjuvekar</a></li></ul>
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<a href="//commons.wikimedia.org/wiki/File:Abaque_wulff.svg" title="File:Abaque wulff.svg">File:Abaque wulff.svg</a>