@article{article1492e97e,
title   = {DMSP/OLS night-time light imagery for urban population estimates in the Brazilian Amazon},
author = {Amaral, S. and Monteiro, A. M. V. and Camara, G. and Quintanilha, José Alberto},
year = {2006},
doi = {10.1080/01431160500181861},
journal   = {Internetional Journal of Remote Sensing}
}