@book{135997,
	author = {Liu, G. R. and Quek, S. S. and ebrary, Inc.},
	title = {The finite element method},
	publisher = {Butterworth-Heinemann,},
	year = {2003.},
	address = {Oxford ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10169772}
}