SVG version of <a class="external free" href="https://commons.wikimedia.org/wiki/File:Ulman2.png">http://commons.wikimedia.org/wiki/File:Ulman2.png</a> <br> Chauncy Harris and Edward Ullman's Multiple Nuclei model of urban structure.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ulman2.png" title="File:Ulman2.png">Ulman2.png</a>: The original uploader was <a href="https://en.wikipedia.org/wiki/User:SuzanneKn" class="extiw" title="wikipedia:User:SuzanneKn">SuzanneKn</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.</li>
<li>derivative work: <a href="//commons.wikimedia.org/w/index.php?title=User:11gardir&amp;action=edit&amp;redlink=1" class="new" title="User:11gardir (page does not exist)">11gardir</a> (<a href="//commons.wikimedia.org/wiki/User_talk:11gardir" title="User talk:11gardir"><span class="signature-talk">talk</span></a>)</li></ul>
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ulman2.png" title="File:Ulman2.png">Ulman2.png</a></li></ul>