@misc{Guan2018,
author = {Guan, Q.},
title= {Creating population-based consistent geography over 1981–2011},
year = {2018},
URL = {http://demography.cass.anu.edu.au/sites/default/files/docs/2018/11/Document_on_Creating_Population-based_Consistent_Geography_over_1981-2011.pdf},
}