@article{Keim2009,
author = {Keim, S. and Klärner, A. and Bernardi, L.},
title= {Qualifiying social influence on fertility intentions: Composition, structure and meaning of fertility-relevant social networks in Western Germany},
year = {2009},
doi = {10.1177/0011392109342226},
journal = {Current Sociology},
volume = {57},
pages = {888--907},
}