@article{Pandit1994,
author = {Pandit, K.},
title= {Differentiating between subsystems and typologies in the analysis of migration regions: A U.S. example},
year = {1994},
doi = {10.1111/j.0033-0124.1994.00331.x},
volume = {46},
number = {3},
pages = {331--345},
}