article How Van Gogh found his ‘clarity of touch’ with this drawing of his own painting, La Mousmé Alastair Smart
video Exceptional Results: February 2013 London Auctions of Impressionist/Modern Art and Art of the Surreal
Press Release RESULTS: CHRISTIE’S FEBRUARY AUCTIONS OF IMPRESSIONIST AND MODERN ART REALISE £160.3 MILLION / $250.9 MILLION / €185 MILLION - London