@article{Smith2003,
author = {Smith, J.P. and Thomas, D. },
title= {Remembrances of things past: Test-retest reliability of retrospective migration data},
year = {2003},
doi = {10.1111/1467-985X.00257},
journal = {Journal of the Royal Statistics},
volume = {Series A 166},
number = {1},
pages = {23--49},
}