Order:
  1.  28
    F. Richard Singer. Some Sheffer functions for M-valued logics. Scripta mathematica, vol. 28 , pp. 21–27.R. L. Graham - 1969 - Journal of Symbolic Logic 34 (3):520.
  2.  36
    On n-valued functionally complete truth functions.R. L. Graham - 1967 - Journal of Symbolic Logic 32 (2):190-195.
  3.  19
    James Rosenberg. The application of ternary semigroups to the study of n-valued Sheffer functions. Notre Dame journal of formal logic, vol. 10 , pp. 90–94. [REVIEW]R. L. Graham - 1973 - Journal of Symbolic Logic 38 (3):520.
  4.  6
    Kirin Vladimir G.. On the polynomial representation of operators in the n-valued propositional calculus. Glasnik matematičko-fizički i astronomski , ser. 2 vol. 18 , pp. 3–12. [REVIEW]R. L. Graham - 1972 - Journal of Symbolic Logic 37 (4):756-756.
  5.  33
    Review: F. Richard Singer, Some Sheffer Functions for $M$-Valued Logics. [REVIEW]R. L. Graham - 1969 - Journal of Symbolic Logic 34 (3):520-520.
  6.  23
    Review: Richard L. Call, A Minimal Canonically Complete M-Valued Proper Logic for Each M. [REVIEW]R. L. Graham - 1970 - Journal of Symbolic Logic 35 (2):326-326.
  7.  9
    Review: Vladimir G. Kirin, On the Polynomial Representation of Operators in the $n$-valued Propositional Calculus. [REVIEW]R. L. Graham - 1972 - Journal of Symbolic Logic 37 (4):756-756.