共 13 条
[4]
DUBE KK, 1979, MR, V57
[6]
Kaufmann A., 1973, MASSON CIE, V1
[8]
KERRE EE, 1979, Q J PURE APPL MATH, V53, P239
[9]
NEGOITA CV, 1975, APPLICATIONS FUZZY S