Acquisition and Loss of Nationality: Comparative
Analyses, Policies and Trends in 15 European States (Rainer Bauböck,
Eva Ersbżll, Kees Groenendij, Harald Waldrauch)
Danish Parliament http://www.ft.dk/samling/20051/almdel/ifu/bilag/81/261233.pdf
JSTOR Vol. 1 https://www.jstor.org/stable/j.ctt46mw34
Vol. 2 https://www.jstor.org/stable/j.ctt46n00f
Booksee
http://en.booksee.org/book/1292485
http://en.booksee.org/book/1292485