@book{28302,
	author = {BOTHA, J. F. and PINDER, George Francis},
	title = {Fundamental concepts in the numerical solution of differential equations /},
	year = {1983.},
	address = {New York,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=28302}
}