<bdi><a href="https://en.wikipedia.org/wiki/en:Carl_Gustav_Carus" class="extiw" title="w:en:Carl Gustav Carus"><span title="German philosopher, physician, painter (1789-1869)">Carl Gustav Carus</span></a>
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1. <a rel="nofollow" class="external text" href="http://www.van-ham.com/datenbank-archiv/datenbank/carl-gustav-carus/waldstudie-bei-dresden.html">Van Ham Kunstauktionen, 247. Auktion, Los 1702, 06.04.2006</a><br>2. <a rel="nofollow" class="external text" href="http://gallerix.ru/storeroom/1477569309/N/345858716/">GalleriX</a>