@incollection{Haug2021, author = {Sonja Haug}, title = {Migration aus Mittel- und Osteuropa nach Deutschland}, booktitle = {Migration in Europa}, series = {Trends und Emigrationspotential unter besonderer Ber{\"u}cksichtigung von Bulgarien}, editor = {Sonja Haug and Frank Swiaczny}, url = {https://nbn-resolving.org/urn:nbn:de:0168-ssoar-331157}, year = {2021}, }