Tymicki, Krzysztof, Krystof Zeman, and Dorota Holzer-Żelażewska. 2018. “Cohort Fertility of Polish Women, 1945–2015: The Context of Postponement and Recuperation”. Studia Demograficzne, no. 2(174) (December):pp. 5-23. https://doi.org/10.33119/SD.2018.2.1.