@book{175335,
	author = {Frisch, Th. Beth, M.  and Beth, Thomas, and European Institute for System Security.},
	title = {Public-key cryptography :},
	publisher = {Springer-Verlag,},
	year = {c1992.},
	address = {Berlin ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0815/92000932-d.html}
}