@article{Billari2001b,
author = {Billari, F.C.},
title= {The analysis of early life courses: Complex description of the transition to adulthood},
year = {2001b},
doi = {10.1007/BF03031885},
journal = {Journal of Population Research},
volume = {18},
number = {2},
pages = {119‒142},
}