Int'l dir. of arts, 1997/98 (under Art galleries, Berlin: Tammen & Busch)
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Library of Congress Authorities online (2002-) http://id.loc.gov/authorities/names/nr97031773
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Tammen Galerie www site, March 10, 2008: info page (Tammen Galerie, Friedrichstrasse 210, [Berlin], previously Galerie am Chamissoplatz, Galerie Tammen & Busch)
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Willy Brandt, 1996: t.p. (Galerie Tammen & Busch, Berlin) | | |