John E. Hopcroft
Thomas A. Sudkamp
Ronald L. Graham
Claude Gomez
International Symposium on Symbolic and Algebraic Computation (2003 Philadelphia, Pa.)
Harry R. Lewis
Thomas Becker
Association for Computing Machinery. Special Interest Group on Symbolic & Algebraic Manipulation
K. M Heal
Andreas Sorgatz
William C. Bauldry
Lionel Porcheron
James Harold Davenport
Henri Habrias
W. Kuich
International Meeting of Young Computer Scientists (5th 1988 Smolenice, Slovakia)
Jean-Marc Alliot
Martin Kreuzer
Pierpaolo Degano