@Article{wald:07:BVH,
	title	= { Ray Tracing Deformable Scenes using Dynamic Bounding Volume Hierarchies},
	author	= { Ingo Wald and Solomon Boulos and Peter Shirley },
	year	= { 2007 },
	journal	= { ACM Transactions on Graphics },
	volume	= { 26 },
	number	= { 1 }
}