@incollection{KreyenfeldKonietzka2017, author = {Michaela Kreyenfeld and Dirk Konietzka}, title = {Childlessness in East and West Germany : Long-Term Trends and Social Disparities}, booktitle = {Childlessness in Europe : Contexts, Causes, and Consequences}, isbn = {978-3-319-44665-3}, doi = {10.1007/978-3-319-44667-7_5}, url = {https://link.springer.com/book/10.1007\%2F978-3-319-44667-7}, year = {2017}, }