This biographical article needs additional citations for verification. Please help by adding reliable sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately, especially if potentially libelous or harmful. (June 2011) This article may be expanded with text translated from the corresponding article in the German Wikipedia. (June 2011) Click [show] on the right to read important...
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This biographical article needs additional citations for verification. Please help by adding reliable sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately, especially if potentially libelous or harmful. (June 2011) This article may be expanded with text translated from the corresponding article in the German Wikipedia. (June 2011) Click [show] on the right to read important...