@article{Qian2007,
author = {Qian, Z. and Lichter, D.T.},
title= {Social boundaries and marital assimilation: Interpreting trends in racial and ethnic intermarriage},
year = {2007},
URL = {http://www.ingentaconnect.com/content/asoca/asr/2007/00000072/00000001/art00004 },
journal = {American Sociological Review},
volume = {72},
number = {1},
pages = {68--94},
}