1. Fixed point characterization of weak monadic logic definable sets of trees;Arnold,1992
2. Tree automata, μ-calculus and determinacy;Emerson,1991
3. Trees, automata, and games;Gurevich,1982
4. Results on the prepositional μ-calculus;Kozen;Theor. Comput. Sci.,1983
5. Games on infinite trees and automata with dead-ends: a new proof for the decidability of the monadic second order theory of two successors;Muchnik;Bull. EATCS,1992