@article{Billari2004,
author = {Billari, F.C.},
title= {Becoming an adult in Europe: A macro(/micro)-demographic perspective},
year = {2004},
doi = {10.4054/DemRes.2004.S3.2},
journal = {Demographic Research},
volume = {SC3},
number = {2},
pages = {15--44},
}