@book{69899,
	author = {Hellesland, Jostein. and ebrary, Inc.},
	title = {Reinforced concrete beams, columns and frames},
	publisher = {ISTE ;},
	year = {2013.},
	series = {Civil engineering and geomechanics series},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10662558}
}