@inbook{Di Giulio1999,
author = {Di Giulio, P. and Lesthaeghe, R. and Moors, G. and Pinnelli, A.},
title= {Fertility Tempo and Quantum: an Empirical Test of Major Theories with Data from Four FFSCountries},
year = {1999},
booktitle = {Démographie, Analyse et Synthèse, Actes du Séminaire de Roma- Napoli-Pozzuoli},
address = {Roma-Paris},
publisher = {DSD-INED},
}