@article{South2005,
author = {South, S.J. and Crowder, K. and Chavez, E.},
title= {Geographic mobility and spatial assimilation among U.S},
year = {2005},
doi = {10.1111/j.1747-7379.2005.tb00281.x},
volume = {39},
number = {3},
pages = {577--607},
}