@article{Billari2000,
author = {Billari, F. and Manfredi, P. and Valentini, A.},
title= {Macro-demographic effects of the transition to adulthood: multistate stable population theory and an application to Italy},
year = {2000},
journal = {Mathematical Population Studies},
volume = {9},
number = {1},
pages = {33--63},
}