@book{227228,
	author = {Symposium on Frontiers of Engineering and National Academy of Engineering.},
	title = {Frontiers of engineering},
	publisher = {National Academies Press,},
	year = {2011.},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10454970}
}