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}

@article{vlachos2000refraction,
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	author={Vlachos, Alex and Mitchel, Jason L.},
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	year={2000}
}

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}

@article{dietrich2000hardware,
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	journal={Game Programming Gems},
	year={2000},
}

@article{king2000ground,
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	journal={Game Programming Gems},
	year={2000},
}

@article{nagy2000realtime,
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	journal={Game Programming Gems},
	year={2000},
}

@article{rosado2007motion,
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	journal={GPU Gems 3},
	year={2007},
}

@article{phong1975illumination,
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@article{hoberock2000high,
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}


