@PhdThesis{Vardis2016PhD,
	title={Efficient Illumination Algorithms for Global Illumination In Interactive and Real-Time Rendering},
	author={Vardis, Konstantinos},
	year={2016},
	school = {Department of Informatics, Athens University of Economics and Business},
	url = {http://hdl.handle.net/10442/hedi/41947},
	keywords = {Computer graphics, Global illumination, Graphics data structures, Ray tracing, Photorealistic rendering},
}