@inbook{Di Giulia1999,
author = {Di Giulia, P. and Lesthaeghe, R. and Moors, G. and Pinnelli, A.},
title= {Fertility tempo and quantum},
year = {1999},
editor = {Vallin, J.},
editor = {Casselli, G.},
booktitle = {Demographie - Analyses et Synthèse, Actes du Séminaire de Roma-Napoli-Pozzuoli},
address = {Paris / Roma},
publisher = {Institut National d’Etudes Démographiques,  Dept. Di Science Demografiche, Universita di Roma},
pages = {31--48},
}