@INPROCEEDINGS {7841,
author={N. Delgado and F. Nunes},
doi={},
booktitle={Institute of Navigation GPS/GNSS Conf.},
title={A Convex Geometry Approach to Dynamic GNSS Satellite Selection for a Multi-Constellation System},
year={2009},
month={September},
volume={-},
pages={---} 
}
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