Sobotka, Tomáš, Kryštof Zeman, Ron Lesthaeghe, Tomas Frejka, and Karel Neels. 2012. “Postponement and Recuperation in Cohort Fertility: Austria, Germany and Switzerland in a European Context”. Comparative Population Studies 36 (2-3). Wiesbaden, Germany. https://doi.org/10.12765/CPoS-2011-10.