@book{62867,
	author = {Chesley, Alfred T. and ebrary, Inc.},
	title = {Next generation of human space flight systems},
	publisher = {Nova Science,},
	year = {c2009.},
	series = {Space science, exploration and policies series},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10671420}
}