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Quelle: Abbildung 1: http://upload.wikimedia.org/wikipedia/commons/2/23/Corylus_avellana_NF.jpg http://en.wikipedia.org/wiki/Public_domain Abbildung 2: http://upload.wikimedia.org/wikipedia/commons/e/e1/Illustration_Corylus_avellana0.jpg http://en.wikipedia.org/wiki/GNU_Free_Documentation_License |
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