Natalia Goncharova : between Russian tradition and European modernism : [exhibition, Opelvillen Rüsselsheim, October 5, 2009 to January 24, 2010 ; Kunsthalle St. Annen, Lübeck, February 7 to May 30, 2010 ; Angermuseum, Erfurt, June 12 to October 3, 2010]