@book{18339,
	author = {GRASSHOFF, Heinz},
	title = {Einflusslinien fur Flächengründungen /},
	publisher = {Wilhelm Ernst & Sohn,},
	year = {1978.},
	address = {Berlin :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=18339}
}