@article{Poortman2010,
author = {Poortman, A.-R. and Liefbroer, A.C.},
title= {Singles’ relational attitudes in a time of individualization},
year = {2010},
doi = {10.1016/j.ssresearch.2010.03.012},
journal = {Social Science Research},
volume = {39},
pages = {938--949},
}