@inproceedings{benthin2015efficient,
	title={Efficient Ray Tracing of Subdivision Surfaces using Tessellation Caching},
	author={Benthin, Carsten and Woop, Sven and Nie{\ss}ner, Matthias and Selgrad, Kai and Wald, Ingo},
	booktitle={Proceedings of the 7th High-Performance Graphics Conference},
	year={2015},
	organization={ACM}
}