[1] Z. Bavel and J. W. Thomas, On the decomposability of monadic algebras and automata,
Proc. of the 8th Annual Symp. on Switching and Automata Theory, (1967), 322-335.
[2] P. Das, A fuzzy topology associated with a fuzzy nite state machine, Fuzzy Sets and Systems,
105(3) (1999), 469-479.
[3] W. M. L. Holcombe, Algebraic automata theory, Cambridge University Press, 1982.
[4] J. E. Hopcroft and J. D. Ullman, Introduction to automata theory, languages and computa-
tion, Addison-Wesley, New York, 1979.
[5] J. Ignjatovic, M. Ciric and V. Simoovic, Fuzzy relation equations and subsystems of fuzzy
transition systems, Knowledge-Based Systems, 38 (2013), 48-61.
[6] M. Ito, Algebraic structures of automata, Theoretical Computer Science, 429 (2012), 164-168.
[7] J. H. Jin, Q. G. Li and Y. M. Li, Algebraic properties of L-fuzzy nite automata, Information
Sciences, 234 (2013), 182-202.
[8] Y. B. Jun, Intuitionistic fuzzy nite state machines, Journal of Applied Mathematics and
Computing, 17 (2005), 109-120.
[9] Y. B. Jun, Intuitionistic fuzzy nite switchboard state machines, Journal of Applied Mathe-
matics and Computing, 20 (2006), 315-325.
[10] Y. B. Jun, Quotient structures of intuitionistic fuzzy nite state machines, Information Sci-
ences, 177 (2007), 4977-4986.
[11] Y. H. Kim, J. G. Kim and S. J. Cho, Products of T-generalized state machines and T-
generalized transformation semigroups, Fuzzy Sets and Systems, 93(3) (1998), 87-97.
[12] H. V. Kumbhojkar and S. R. Chaudhri, On proper fuzzi cation of fuzzy nite state machines,
International Journal of Fuzzy Mathematics, 8(4) (2008), 1019-1027.
[13] W. Lihua and D. Qiu, Automata theory based on complete residuated lattice-valued logic:
Reduction and minimization, Fuzzy Sets and Systems, 161(12) (2010), 1635-1656.
[14] R. Lowen, Fuzzy topological spaces and fuzzy compactness, Journal of Mathematical Analysis
and Applications, 56(3) (1976), 621-633.
[15] D. S. Malik, J. N. Mordeson and M. K. Sen, Submachines of fuzzy nite state machine,
Journal of Fuzzy Mathematics, 2(4) (1994), 781-792.
[16] J. N. Mordeson and D. S. Malik, Fuzzy automata and languages: theory and applications,
Chapman and Hall/CRC, London/Boca Raton, 2002.
[17] K. Peeva, Finite L-fuzzy acceptors, regular L-fuzzy grammars and syntactic pattern recogni-
tion, International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 12(1)
(2004), 89-104.
[18] D. Qiu, Characterizations of fuzzy nite automata, Fuzzy Sets and Systems, 141(3) (2004),
391-414.
[19] E. S. Santos, Maximin automata, Information and Control, 12(4) (1968), 367-377.
[20] W. Shukla and A. K. Srivastava, A topology for automata: A note, Information and Control,
32(2) (1976), 163-168.
[21] A. K. Srivastava and W. Shukla, A topology for automata II, International Journal of Math-
ematics and Mathematical Sciences, 9(3) (1986), 425-428.
[22] A. K. Srivastava and S. P. Tiwari, A topology for fuzzy automata, Proc. AFSS International
Conference on Fuzzy Systems, Lecture Notes in Arti cial Intelligence, Springer-verlag, 2275
(2002), 485-491.
[23] W. G.Wee, On generalizations of adaptive algorithm and application of the fuzzy sets concept
to pattern classi cation, Ph. D. Thesis, Purdue University, 1967.
[24] M. S. Ying, A new approach for fuzzy topology (I), Fuzzy Sets and Systems, 39(3) (1991),
303-321.
[25] L. A. Zadeh, Fuzzy sets, Information and Control, 8 (1965), 338-353.
[26] Q. Zhang and Y. Huang, Intuitionistic fuzzy automata based on complete residuated lattice-
valued logic, International Journal of Materials and Product Technology, 45 (1/2/3/4)
(2012), 108-118.
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