CHORUS Distributed Operating System. - Marc Rozier; Vadim Abrossimov; François Armand; Ivan Boule; Michel Gien; Marc Guillemont; Frédéric Herrmann; Claude Kaiser; Sylvain Langlois; Pierre Léonard; Will Neuhauser (Comput. Syst., 1988)

Introducing Project Long Bud: Internet Pilot Project for the Deployment of X.500 Directory Information in Support of X.400 Routing. - Harald Tveit Alvestrand; Kevin E. Jordan; Sylvain Langlois; James A. Romaguera (RFC, 1995)