Defining composition operators for object interaction. - Steven Butler; Roger Duke (Object Oriented Syst., 1998)

Problem 11030. - Steven Butler (Am. Math. Mon., 2003)

A Functional Equation: 11030. - Steven Butler; Bruce R. Ebanks (Am. Math. Mon., 2005)

Relating singular values and discrepancy of weighted directed graphs. - Steven Butler (SODA, 2006)

Open Source Software and Leveraging of Business Effectiveness in SMES - A Case Study. - Steven Butler; Dotun Adebanjo; Hossam S. Ismail (ICE-B, 2008)

Estimating the number of graphs containing very long induced paths. - Steven Butler (Ars Comb., 2008)