Accuracy of rolled-forward population estimates in England and Wales, 1981-91 /
Armitage, Bob.
Bowman, June.
Great Britain.Office of Population Censuses and Surveys.
London : OPCS,
1995.
"Comparison between the Registrar General's rolled-forward 1991 population estimates for areas within England and Wales and final revised estimates rebased using 1991 Census results"