[1] R. G. Dyson: Maximin programming and fuzzy-linear programming. J. Oper. Res. Soc. 31 (1980), 3, 283-287.

[2] H. Leberling: On finding compromise solutions in multicriterial problems using the fuzzy-min-operator. Fuzzy Sets and Systems 6 (1981), 2, 105-118. MR 0625935

[3] M. Mareš: How to handle fuzzy quantities. Kybernetika 13 (1977), 1, 23 - 40. MR 0453405

[4] C. V. Negoita, M. Sularia: On fuzzy-mathematical programming. Econom. Comput. Econom. Cybernet. Stud. Res. 9 (1976), 1, 26-34. MR 0449717 | Zbl 0336.90060

[5] C. V. Negoita, A. D. Ralescu: On fuzzy environment in optimization. Econom. Comput. Econom. Cybernet. Stud. Res. 10 (1977), 1, 5-14.

[6] E. Takeda, T. Nishida: Multiple criteria decision problems with fuzzy domination structures. Fuzzy Sets and Systems 3 (1980), 2, 123-136. MR 0561966 | Zbl 0429.90073

[7] L. A. Zadeh: Fuzzy sets. Inform. and Control 8 (1965), 1, 338-353. MR 0219427 | Zbl 0139.24606

[8] H. J. Zimmermann: Fuzzy programming and linear programming with several obsective functions. Fuzzy Sets and Systems 1 (1978), 1, 45-55. MR 0496734