@article{Andersson2009,
author = {Andersson, Gunnar and Rønsen, Marit and Knudsen, Lisbeth B. and Lappegård, Trude and Neyer, Gerda and Skrede, Kari and Teschner, Kathrin and Vikat, Andres},
title= {Cohort Fertility Patterns in the Nordic Countries},
year = {2009},
doi = {10.4054/DemRes.2009.20.14},
journal = {Demographic Research},
volume = {20},
number = {14},
pages = {313--352},
}