@inbook{Van de Kaa2001,
author = {Van de Kaa, D.J.},
title= {Postmodern fertility preferences: from changing value orientation to new behavior},
year = {2001},
editor = {Bulatao, R.A.},
editor = {Casterline, J.B.},
booktitle = {Global fertility transition. Supplement to Population and Development Review 27},
pages = {290--331},
}