Art collector says van Gogh authenticators are wrong
31 - Study for a Portrait of Van Gogh I - Sainsbury Centre
Where to see Van Gogh's most famous paintings - Lonely Planet
Deal reached in dispute over Van Gogh painting held at Detroit Institute of Arts
Why I Changed My Mind About Van Gogh? - by Yonatan Daon
Judge delays deciding whether to seize Van Gogh painting at DIA
Van Gogh painting on display at Detroit Institute of Art is stolen, lawsuit claims, Art theft
Van Gogh painting made during psychosis confirmed as genuine after years of doubt, The Independent
Vincent Van Gogh Paintings Once Disputed - Vincent Van Gogh 'Farmhouse With Barn And Well' Collaboration.