Analytical Characteristics of the DES. - Marc Davio; Yvo Desmedt; Marc Fosseprez; René Govaerts; Jan Hulsbosch; Patrik Neutjens; Philippe Piret; Jean-Jacques Quisquater; Joos Vandewalle; Pascal Wouters (CRYPTO, 1983)

Resistive circuit topologies that admit several solutions. - Marc Fosseprez; Martin Hasler (Int. J. Circuit Theory Appl., 1990)