@techreport{Testa2012,
author = {Testa, M.R.},
title= {Family sizes in Europe: Evidence from the 2011 Eurobarometer Survey},
year = {2012},
URL = {http://www.oeaw.ac.at/vid/download/edrp_2_2012.pdf},
publisher = {Vienna Institute of Demography},
address = {Vienna},
number = {VID European Demographic Research Papers; 2012:2},
}