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\bibitem{Schreiber+Sosat2007} Schreiber, A., \& Sosat, R. (2007). The genetic population structure of the Eurasian fine-scaled minnow, Phoxinus phoxinus (LINNAEUS 1758), in the contact area of the upper Rhine and Danube rivers (southwestern Germany). \textit{Senckenbergiana / Senckenbergiana biologica. SenckenbergischeNaturforschende Gesellschaft}, \textit{87}(2), 195--211.

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