On the Equivalence of Cost Functions in the Design of Circuits by Costtable. - Jon T. Butler; Kriss A. Schueller (IEEE Trans. Computers, 1990)

Worst Case Number of Terms in Symmetric Multiple-Valued Functions. - Jon T. Butler; Kriss A. Schueller (ISMVL, 1991)

On the Design of Cost-Tables for Realizing Multiple-Valued Circuits. - Kriss A. Schueller; Jon T. Butler (IEEE Trans. Computers, 1992)

Complexity Analysis of the Cost-Table Approach to the Design of Multiple-Valued Logic Circuits. - Kriss A. Schueller; Jon T. Butler (IEEE Trans. Computers, 1997)