@book{76942,
	author = {Haken, H. and Levi, Paul. and ebrary, Inc.},
	title = {Synergetic agents},
	publisher = {Wiley-VCH,},
	year = {2012.},
	address = {Weinheim, Germany :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10657508}
}