Hartmann, U. Alfred Flechtheim's paintings: On the genesis of an historical and art historical research project / Uwe Hartmann. Alfred Flechtheim : Raubkunst und Restitution.
Lua i Stíl Chicago (17ú heag.)Hartmann, Uwe. "Alfred Flechtheim's Paintings: On the Genesis of an Historical and Art Historical Research Project / Uwe Hartmann." Alfred Flechtheim : Raubkunst Und Restitution .
Lua MLA (8ú heag.)Hartmann, Uwe. "Alfred Flechtheim's Paintings: On the Genesis of an Historical and Art Historical Research Project / Uwe Hartmann." Alfred Flechtheim : Raubkunst Und Restitution, .
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