@article{Mathews2013,
author = {Mathews, P. and Sear, R. },
title= {Family and fertility: Kin influence on the progression to a second birth in the British Household Panel Study},
year = {2013},
doi = {10.1371/journal.pone.0056941},
journal = {PLoS ONE },
volume = {8},
pages = {e56941},
}