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@article{gao2003complete,
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@inproceedings{hesch2011direct,
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  organization={IEEE}
}

@article{penate2013exhaustive,
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@inproceedings{Terzakis2020SQPnP,
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  author={George Terzakis and Manolis Lourakis},
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  pages={478--494},
  year={2020},
  publisher={Springer International Publishing}
}