References:
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- Atanassov, K., Intuitionistic fuzzy sets, Fuzzy Sets and Systems. 20 (1986) 87-96.
- Atanassov, K., Temporal intuitionistic fuzzy sets, Comptes Rendus de l' Academie bulgare des Sciences, Tome 44, 1991, No. 7, 5-7.
- Shannon A., Atanassov K., A first step to a theory of the intuitionistic fuzzy graphs, Proceeding of FUBEST (D. Lakov, Ed.), Sofia, Sept. 28-30, 1994, 59-61.
- Atanassov, K., On intuitionistic fuzzy graphs and intuitionistic fuzzy relations, Proc. of the VI IFSA World Congress, Sao Paulo, Brazil, July 1995, Vol. 1, 551-554.
- Atanassov K., Index matrix representation of the intuitionistic fuzzy graphs. Fifth Sci. Session of the "Mathematical Foundation of Artificial Intelligence" Seminar, Sofia, Oct. 5, 1994, Preprint MRL-MFAIS-10-94, Sofia, 1994, 36-41.
- Atanassov K., Generalized index matrices, Comptes Rendus de l'Academie Bulgare des Sciences, vol. 40, 1987, No. 11, 15-18.
- Sulanke, R., Wintgen P., Differentialgeometrie und Faserbündel, VEB Deutscher Verlag der Wissenschaften, Berlin, 1972.
- Gromol, D., Klingenberg, W., Meyer W., Riemannsche Geometrie im Grossen, Springer-Verlag, Berlin, 1968.
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