@book{21327,
	author = {Dator, James A.},
	title = {Social Foundations of Human Space Exploration},
	publisher = {Springer New York},
	year = {2012},
	series = {SpringerBriefs in Space Development},
	address = {New York},
	url = {http://doi.org/10.1007/978-1-4614-3094-0}
}