[1] D. Butnariu, Fixed point theorems for fuzzy mappings, Fuzzy Sets and Systems, 7 (1982),191-207. 
[2] S. S. Chang, Y. J. Cho and S. M. Kang, Probabilistic Metric Spaces and Nonlinear Operator Theory, Sichuan University Press (1994). 
[3] S. S. Chang, Y. J. Cho, S. M. Kang and J. X. Fan, Common fixed point theorems for multi-valued mappings in Menger PM-spaces, Math. Japonica, 40,3 (1994), 289-293. 
[4] S. S. Chang, Coincidence theorem and variational inequalities for fuzzy mappings, Fuzzy Sets and Systems, 61 (1994), 359-368. 
[5] S. S. Chang, Fixed degree for fuzzy mappings and a generalization of Ky Fan's theorem,Fuzzy Sets and Systems, 24 (1987), 103-112. 
[6] S. S. Chang, Coincidence degree and coincidence theorems for fuzzy mappings, Fuzzy Sets and Systems, 27 (1988), 327-334. 
[7] S. S. Chang, On the fixed degree for fuzzy mappings, Chinese Math. Ann., 8A, 4 (1987),492-495. (in Chinese). 
[8] S. S. Chang, Fixed point theorems for fuzzy mappings, Chinese Science Bulletin, 14 (1984),833-836. (in Chinese). 
[9] S. S. Chang, Fixed point theorems in probabilistic metric spaces with applications,Scientia Sinica (Ser. A), 26 (1983), 1144-1155. 
[10] S. S. Chang, On the theory of PM-spaces with applications, Acta Math. Sinica. Nevr Series, 1, 4 (1985), 366-377. 
[11] J. X. Fan, A note on fixed point theorem of Hadzic, Fuzzy Sets and Systems, 48 (1992),391-395. 
[12] J. X. Fan, On fixed point theorems in fuzzy metric spaces, Fuzzy Sets and Systems, 46(1992), 107-113. 
[13] M. Grabiec, Fixed point in fuzzy metric spaces, Fuzzy Sets and Systems, 27 (1988), 385-389. 
[14] O. Hadzic, Fixed point theorems for multi-valued mappings in probabilistic metric spaces, Mat. vesnik, 3, 16, 31 (1977), 125-133. 
[15] O. Hadzic, Fixed point theorems for multi-valued mappings in some classes of fuzzy metric spsces, Fuzzy Sets and Systems, 29 (1989), 115-125. 
[16] S. Heilpern, Fuzzy mappings and fixed point theorems, J. Math. Anal. Appl., 83 (1981),566-569. 
[17] O. Kaleva and S. Seikkala, On fuzzy metric spaces, Fuzzy Sets and Systems, 12 (1984),215-229. 
[18] B. S. Lee and S. J. Cho, A fixed point theorem for contractive-type fuzzy mappings,Fuzzy Sets and Systems, 61 (1994), 309-312. 
[19] B. S. Lee, G. M. Lee and D. S. Kim, Common fixed points of fuzzy mapping in Menger PM-spaces, J. Fuzzy Math., 2, 4 (1994), 859-870. 
[20] B. Schweizer and S. A. Sklar, Probabilistic Metric Spaces, North-Holland (1983). 
[21] B. Schweizer and S. A. Sklar, Statistical metric spaces, Pacific J. Math., 10 (1960), 313-334. 
[22] B. Schweizer, S. A. Sklar and E. Thorp, The metrization of statistical metric spaces,Pacific J.Math., 10(19601),673-675. |