The AMIGO Project: advanced group communication model for computer-based communications environment. - Thore Danielsen; Uta Pankoke-Babatz; Wolfgang Prinz; Ahmed Patel; Paul-André Pays; Knut Smaaland; Rolf Speth (CSCW, 1986)

A multimedia white page service using X.500 / WWW integration. - Jean-Christophe Touvet; Paul-André Pays (Comput. Networks ISDN Syst., 1994)

An Intermediation and Payment System Technology. - Paul-André Pays; Fabrice de Comarmond (Comput. Networks, 1996)