Vogelwarte Rossitten der Deutschen Ornithologischen Gesellschaft
Article
1901
Journal für Ornithologie
49
Series: 5
270--273
BioStor
German
Berlin, Friedländer,
BioStor: https://biostor.org/reference/142527 DOI: https://doi.org/10.1007/bf02207067
Public domain. The BHL considers that this work is no longer under copyright protection.
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