@article{Raymo2009,
author = {Raymo, J.M. and Iwasawa, M. and Bumpass, L.},
title= {Cohabitation and family formation in Japan},
year = {2009},
doi = {10.1353/dem.0.0075},
journal = {Demography},
volume = {46},
number = {4},
pages = {785--803},
}