Daniel I. A. Cohen
Johan Torkel Håstad
International Meeting of Young Computer Scientists (6th 1990 Smolenice, Slovakia)
Arto Salomaa
Claude Kirchner
A. Tarlecki
J. A. van Hulzen
Song Y. Yan
FCT '93 (1993 Szeged, Hungary)
Unknown Author
Symposium on Theoretical Aspects of Computer Science (17th 2000 Lille, France)
Latin American Symposium on Theoretical Informatics (4th 2000 Punta del Este, Uruguay)
International Symposium on Symbolic and Algebraic Computation (1984 Cambridge, England)
European Computer Algebra Conference (1st 1982 Marseille, France)
D. Bjørner
Lubos Brim
Symposium on Mathematical Foundations of Computer Science (1972- ) (5th 1976 Gdańsk, Poland)
IFIP TC 6/WG 6.1 International Conference on Formal Description Techniques for Distributed Systems and Communications Protocols (6th 1993 Boston, Mass.)
Hans L. Bodlaender
J. R. Gilbert