<bdi><a href="https://en.wikipedia.org/wiki/en:Carl_Wuttke" class="extiw" title="w:en:Carl Wuttke"><span title="German painter (1849-1927)">Carl Wuttke</span></a>
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<a rel="nofollow" class="external text" href="http://www.arcadja.com/auctions/de/private/wuttke_carl/kunstwerken/41673/0/?rvn=5">Palais Dorotheum, Wien, 08.04.2014, lot 64 via ARCADJA auction results</a>