@book{109146,
	author = {Gubser, Steven Scott, and ebrary, Inc.},
	title = {The little book of string theory},
	publisher = {Princeton University Press,},
	year = {c2010.},
	series = {Science essentials},
	address = {Princeton :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10367273}
}