@techreport{Holland2015,
author = {Holland, J.A. and de Valk, H.A.G. },
title= {How does cohabitation fit into the family life course? Norms and ideals in Europe},
year = {2015},
publisher = {Population Association of America Annual Meeting (Apr. 30-May 2, 2015)},
address = {CA, San Diego},
}