@article{Duncan2012,
author = {Duncan, D.T. and Aldstadt, J. and Whalen, J. and White, K. and M.C., Castro and Williams, D.R.},
title= {Space, race, and poverty: Spatial inequalities in walkable neighborhood amenities?},
year = {2012},
doi = {10.4054/DemRes.2012.26.17},
journal = {Demographic Research},
volume = {26},
number = {17},
pages = {409--448},
}