@book{223265,
	author = {Booss, Bernhelm, and ebrary, Inc.},
	title = {Analysis, geometry and topology of elliptic operators},
	publisher = {World Scientific,},
	year = {c2006.},
	address = {Singapore ;},
	note = {"On May 20-22, 2005, a workshop was held at Roskilde University in Denmark to honour Krzysztof P. Wojciechowski on his 50th birthday. This volume collects the papers of that workshop"--P. ix.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10201358}
}