@book{bhlitem124256, title = {Naturgeschichte der Vögel Mitteleuropas }, volume = {Bd.11 (1903)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/124256}, note = {https://www.biodiversitylibrary.org/bibliography/60905}, publisher = {Gera-Untermhaus, F. E. Köhler, 1897-1905}, author = {Naumann, Johann Andreas,}, year = {1903}, pages = {444}, keywords = {Birds|Europe|}, }