William T. Trotter
Joseph Neggers
Peter C. Fishburn
Dan A. Simovici
Nathalie Caspard
T. S. Blyth
Steven Roman
Paul Erdős
A. Jung
Unknown Author
Conference on Ordered Sets andtheir Applications (1982 Château de la Tourette)
F. A. Sales Vallés
International Workshop ORDAL '94 (1994 Lyon, France)
Edward James McShane
NATO Advanced Study Institute (1981 Banff, Alta.)
Egbert Harzheim
Conference on Ordered Sets and Their Applications (4th 1982 L'Arbresle, France)
Horace Komm