@book{ Solr-KXP-PPN138852256X, title = {Die Schwanensage}, series = {Abhandlungen der Königlichen Akademie der Wissenschaften in Berlin}, author = {Hagen, Friedrich Heinrich von der}, address = {Berlin}, year = {1848}, url = {https://doi.org/10.11588/diglit.3982} url = {http://digi.ub.uni-heidelberg.de/diglit/hagen1848} }