@book{49300,
	author = {Kraus, Johannes. and Margenov, Svetozar. and ebrary, Inc.},
	title = {Robust algebraic multilevel methods and algorithms},
	publisher = {Walter De Gruyter,},
	year = {c2009.},
	series = {Radon series on computational and applied mathematics ;},
	address = {Berlin ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10343341}
}