@article{Smith2010,
author = {Smith, P.W.F. and Raymer, J. and Guilietti, C.},
title= {Combining available migration data in England to study economic activity flows over time},
year = {2010},
doi = {10.1111/j.1467-985X.2009.00630.x},
journal = {Journal of the Royal Statistical Society, Series A},
volume = {173},
number = {4},
pages = {733--753},
}