@book{203623,
	author = {Rehmus, Paul B. and United States},
	title = {Alternatives for future U.S. space-launch capabilities.},
	publisher = {Congress of the U.S., Congressional Budget Office},
	year = {[2006]},
	series = {A CBO study},
	address = {[Washington, D.C.]},
	note = {"Paul B. Rehmus wrote the study ... " -- Pref.},
	url = {http://www.cbo.gov/ftpdocs/76xx/doc7635/10-09-SpaceLaunch.pdf}
}