@article{Surkyn2004,
author = {Surkyn, J. and Lesthaeghe, R.},
title= {Value Orientations and the Second Demographic Transition (SDT) in Northern, Western and Southern Europe: An Update},
year = {2004},
journal = {Demographic Research},
volume = {S3},
number = {3},
pages = {45--86},
}