@INPROCEEDINGS {1561,
author={J.   Nascimento and J. Bioucas-Dias},
doi={10.1117/12.510652},
booktitle={SPIE},
title={Independent Component Analysis Applied to Unmixing Hyperspectral Data},
year={2003},
month={September},
volume={5238},
pages={306-315} 
}
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