@book{cb5f80e4cd6445469f0324bd301145b7,
title = "Migration, urbanization and competitiveness: what regions are most vulnerable to the consequences of a declining working age population?",
author = "{van der Gaag}, N.L. and {de Beer}, J.A.A. and {van der Erf}, R.F. and C.C. Huisman",
note = "Reporting year: 2012",
year = "2012",
language = "Niet gedefinieerd",
volume = "D 8.2",
series = "NEUJOBS working paper",
publisher = "Netherlands Interdisciplinary Demographic Institute",
address = "Nederland",
}