@techreport{Crawford2011,
author = {Claire Crawford and Alissa Goodman and Ellen Greaves and Robert Joyce},
title = {Cohabitation, marriage, relationship stability and child outcomes: an update},
year = {2011},
month = {Jul},
doi = {10.1920/co.ifs.2011.0120},
url = {http://www.ifs.org.uk/comms/comm120.pdf},
}