@book{8115,
	author = {Rockey, K. C.},
	title = {Thin walled steel structures :},
	publisher = {Crosby Lockwood,},
	year = {1969.},
	address = {London :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=8115}
}