TY  - JOUR
A1  - Carlson, M.
A1  - McLanahan, S.
A1  - England, P.
T1  - Union Formation in Fragile Families
Y1  - 2004
DO  - 10.1353/dem.2004.0012
UR  - http://www.jstor.org/stable/1515165
JF  - Demography
VL  - 41
IS  - 2
SP  - 237
EP  - -261

ER  -