@techreport{Różańska-Putek2009,
author = {Różańska-Putek, J. and Jappens, M. and Willaert, D. and Van Bavel, J.},
title= {Recoding the Regions of the European Social Survey into the NUTS1 Regional Classification. Illustration: Regional indicators of intergenerational solidarity},
year = {2009},
publisher = {Vrije Universiteit Brussel},
address = {Brussels},
number = {Interface Demography Working Papers; 2009-6},
}