@incollection{2011:bujard:bivariate_,
title = {Bivariate Analyse der Veränderungsraten},
year = {2011},
note = {},
booktitle = {Geburtenrückgang und Familienpolitik},
pages = {326--333},
edition = {1},
author = {Bujard, Martin},
publisher = {Nomos},
address = {Baden-Baden},
series = {Wirtschafts- und Sozialpolitik},
volume = {5}
}