Bibliography

1.

S. Eilenberg, Automata, Languages and Machines, Vols A,B. Academic Press 1974.

2.

S. Ginsberg, Algebraic and automata-theoretic properties of formal languages American Elsevier Pub. Co., 1975.

3.

J. Hopcroft and J. Ullman Introduction to Automata Theory, Languages and Computation Addison Wesley, 1979.

4.

H. Ehrig, H.-J. Kreowski, G. Rozenberg (eds.) Graph Grammars and Their Application to Computer Science : 4th International Workshop, Bremen, Germany, March 5-9, 1990.

5.

P.S.P. Wang (Ed.) Array grammars, patterns and recognizers World Scientific, 1989.

6.

Frederick J. Damerau, Markov models and linguistic theory : an experimental study of a model for English Mouton, 1971.

7.

G. Herdan, The advanced theory of language as choice and chance Springer-Verlag, 1966.

8.

The IBM Language Modelling Kit is a set of papers produced by the Continuous Speech Recognition Group, IBM Thomas J Watson Research Center, Yorktown Heights, NY 10598, U.S.A. Some have been cited earlier.