@article{Johnson2010,
author = {Johnson, K.M. and Lichter, D.T. },
title= {The growing diversity of America’s children and youth: Spatial and temporal dimensions},
year = {2010},
doi = {10.1111/j.1728-4457.2010.00322.x},
journal = {Population and Development Review },
volume = {36},
number = {1},
pages = {151−176},
}