@article{Tickamyer1990,
author = {Tickamyer, A. R. and Duncan, C. M.},
title= {Poverty and opportunity structure in rural America},
year = {1990},
doi = {10.1146/annurev.so.16.080190.000435},
journal = {Annual Review of Sociology},
volume = {16},
pages = {67--86},
}