000 00472nam a22001697a 4500
999 _c114670
_d114670
005 20200311143551.0
008 200311b ||||| |||| 00| 0 eng d
020 _a0-12-402301-0
041 _aEN
082 _223
_a511.3
_bKAU
245 _a Introduction to the theory of fuzzy subsets
_c A.Kaufmann
260 _aSan Francisco
_bAcademic press
_c1975
300 _a(v.1-Fundamental theoretical elements)
509 _aNS
650 _911094
_aMathematics
942 _cS