@article{Rønsen2008,
author = {Rønsen, M. and Skrede, K.},
title= {Fertility trends and differentials in the Nordic countries – Footprints of welfare policies and challenges on the road ahead},
year = {2008},
doi = {10.1553/populationyearbook2008s103},
journal = {Vienna Yearbook of Population Research},
volume = {2008},
}