Bączek, Grażyna, Monika Szyszka, i Sylwia Rychlewicz. 2021. „Multiple children in the context of an analysis of the quality of life, satisfaction and further procreative plans of women - cross-sectional study”. Kwartalnik Naukowy Fides et Ratio 47 (3): 60-71. https://doi.org/10.34766/fetr.v47i3.929.