@ARTICLE {4685,
author={F. M. Janeiro and P. M. Ramos and F. Wagner and A. M. Silva},
doi={10.1016/j.measurement.2010.01.007},
journal={Measurement: Journal of the International Measurement Confederation},
title={Developments of low-cost procedure to estimate cloud base height based on a digital camera},
year={2010},
month={June},
volume={43},
number={5},
pages={684-689},
ISSN={0263-2241}
}