@book{33107,
	author = {McDowall, Ian, ed.},
	title = {The Engineering Reality of Virtual Reality 2012},
	publisher = {SPIE},
	year = {2012},
	series = {Proceedings of SPIE; V. 8289},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/8289}
}