@book{134963,
	author = {Nadis, Steven J. and Yau, Shing-Tung,},
	title = {A history in sum :},
	publisher = {Harvard University Press,},
	year = {2013.},
	address = {Cambridge, Massachusetts :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10782451}
}