@book{9894,
	author = {MIKLOWITZ, Julius},
	title = {The theory of elastic waves and waveguides /},
	publisher = {North-Holland Publishing Company,},
	year = {1978.},
	address = {Amsterdam :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=9894}
}