Eitemau Tebyg: Computation, Cooperation, and Life :
- Rewriting, Computation and Proof : Essays Dedicated to Jean-Pierre Jouannaud on the Occasion of his 60th Birthday /
- Logic and Grammar : Essays Dedicated to Alain Lecomte on the Occasion of His 60th Birthday /
- Horizons of the Mind : Essays Dedicated to Prakash Panangaden on the Occasion of His 60th Birthday /
- Efficient Algorithms : Essays Dedicated to Kurt Mehlhorn on the Occasion of His 60th Birthday /
- Algorithms and Applications : Essays Dedicated to Esko Ukkonen on the Occasion of His 60th Birthday /
- Graph Theory, Computational Intelligence and Thought : Essays Dedicated to Martin Charles Golumbic on the Occasion of His 60th Birthday /