<bdi><a href="https://www.wikidata.org/wiki/Q52150645" class="extiw" title="d:Q52150645"><span title="German painter">Alexander Gerbig</span></a>
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<a rel="nofollow" class="external text" href="http://www.arcadja.com/auctions/de/private/gerbig_alexander/kunstwerken/50777/0/?rvn=4">Lempertz, Köln, 6. Dezember 2008, Lot 136 via Arcadja auction results</a>