Map of the distribution of copulas in local Chinese dialects in the core Chinese-speaking area, reflecting fieldwork conducted between December 2002 and December 2006.
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<a href="//commons.wikimedia.org/w/index.php?title=User:Kanguole&amp;action=edit&amp;redlink=1" class="new" title="User:Kanguole (page does not exist)">Kanguole</a></div>
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<p><span class="int-own-work" lang="en">Own work</span>
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<ul><li>Dialect data from Cao Zhiyun (ed.) (2008) <i>Linguistic Atlas of Chinese Dialects</i> (汉语方言地图集), vol. 3 <i>Grammar</i>, Map 038.</li>
<li>Voronoi polygons generated using QGIS</li>
<li>Coastline and lakes from <a rel="nofollow" class="external text" href="https://www.naturalearthdata.com/downloads/10m-physical-vectors/">Natural Earth 1:10m Physical Vectors</a></li>
<li>Boundaries from <a rel="nofollow" class="external text" href="https://www.naturalearthdata.com/downloads/10m-cultural-vectors/">Natural Earth 1:10m Cultural Vectors</a></li>
<li>Conversion to SVG using <a rel="nofollow" class="external text" href="https://pypi.org/project/svgis/"><code>svgis</code></a></li></ul>