@article{Rayer2009,
author = {Rayer, S. and Smith, S.K. and Tayman, J.},
title= {Empirical prediction intervals for county population forecasts},
year = {2009},
doi = {10.1007/s11113-009-9128-7},
journal = {Population Research and Policy Review},
volume = {28},
pages = {773--793},
}