@article{Puur2011,
author = {Puur, A. and Sakkeus, L. and Põldma, A. and Herm, A.},
title= {Intergenerational family constellations in contemporary Europe: Evidence from the Generations and Gender Survey},
year = {2011},
doi = {10.4054/DemRes.2011.25.4},
journal = {Demographic Research, Special Collection},
volume = {25},
number = {4},
pages = {135--172},
}