@book{28989,
	author = {LEWIS, Roland W. and SCHREFTER, Bernard R.},
	title = {The finite element method in the deformation and consolidation of porous media /},
	year = {1987.},
	address = {Chichester,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=28989}
}