<bdi><a href="https://en.wikipedia.org/wiki/en:Theo_van_Doesburg" class="extiw" title="w:en:Theo van Doesburg"><span title="Dutch architect, painter, draughtsman and writer (1883-1931)">Theo van Doesburg</span></a>
</bdi>
between 1917 and 1918 <div style="display: none;">date QS:P571,+1917-00-00T00:00:00Z/8,P1319,+1917-00-00T00:00:00Z/9,P1326,+1918-00-00T00:00:00Z/9</div>
Els Hoek (red.; 2000) <i>Theo van Doesburg. Oeuvrecatalogus</i>, Bussum: Uitgeverij Thot, <a href="//commons.wikimedia.org/wiki/Special:BookSources/90-6868-255-5" title="Special:BookSources/90-6868-255-5">ISBN 90-6868-255-5</a>, p. 239.