共 12 条
[2]
ANTHONY JM, 1982, FUZZY SETS SYST, V7, P279
[4]
BHATTACHARYA P, 1987, INFORM SCI, V1, P77
[5]
Bhattacharya P. B., 1986, BASIC ABSTRACT ALGEB
[8]
MUKHERJEE NP, 1984, INFORM SCI, V34, P255
[9]
MUKHERJEE NP, INFORM SCI