@article{Carvalho2004,
author = {Carvalho, J.A.M. and Wood, C.H. and Andrade, F.D.},
title= {Estimating the stability of census-based racial/ ethnic classifications: The case of Brazil},
year = {2004},
doi = {10.1080/0032472042000272375},
volume = {58},
number = {3},
pages = {331--343},
}