1. Abbadingo one (1998), http://abbadingo.cs.unm.edu/
2. Alquézar, R., Sanfeliu, A.: Incremental grammatical inference from positive and negative data using unbiased finite state automata. In: Shape, Structure and Pattern Recognition, Proc. Int. Workshop on Structural and Syntactic Pattern Recognition, SSPR 1994, Nahariya (Israel), pp. 291–300 (1995)
3. Lecture Notes in Artificial Intelligence;F. Coste,2000
4. Coste, F., Fredouille, D.: What is the search space for the inference of nondeterministic, unambiguous and deterministic automata? Technical report, IRISA (2003) (to appear), download http://www.irisa.fr/prive/dfredoui/down/report.ps.gz
5. Coste, F.: State merging inference of finite state classifiers. Technical Report INRIA/RR-3695, IRISA (September 1999)