ArtNews http://www.sgallery.net/artnews/ ArtNews ru CuteNews.RU 2.5.4 <![CDATA[Sotheby's, Christie's Sales of Contemporary Art Drop 75 Percent]]> http://www.sgallery.net/artnews/2009/12/20/sotheby-s-christie-s-sales-of-contemporary-art-drop-75-percent.html?D=A?do=date