@inbook{f85fd2ac9ccd4ff3ab8f98a95282987d,
title = "The presence of parents and childhood survival : the passage of social time and differences by social class",
author = "{van Poppel}, F.W.A. and {van Gaalen}, R.I.A.",
note = "Reporting year: 2008",
year = "2008",
language = "Niet gedefinieerd",
isbn = "978 1 4020 6732 7",
volume = "vol. 7",
series = "International studies in population",
publisher = "Springer",
pages = "105--134",
editor = "T. Bengtsson and G.P. Mineau",
booktitle = "Kinship and demographic behavior in the past",
address = "Duitsland",
}