@article{Newson2005,
author = {Newson, L. and Postmes, T. and Lea, S.G. and Webley, P.},
title= {Why are modern families small? Toward an evolutionary and cultural explanation for the demographic transition},
year = {2005},
doi = {10.1207/s15327957pspr0904_5},
journal = {Personality and Social Psychology Review },
volume = {9},
pages = {360--375},
}