@book{352535,
	author = {Cliff, Roger;Fei, John;Hagen, Jeff;Hague, Elizabeth;Heginbotham, Eric},
	title = {Shaking the Heavens and Splitting the Earth},
	publisher = {RAND Corporation},
	year = {2011},
	url = {www.jstor.org/stable/10.7249/mg915af}
}