- Li, Ming-Sun; Robertson, Kathryn; Osler, Thomas J.; Hassen, Abdul; Simons, Christopher S.; Wright, Marcus On numbers equal to the sum of two squares in more than one way. Mathematics and Computer Education (to appear), 7pp.
- Simons, Christopher S.; Wright, Marcus Fibonacci imposters. Internat. J. Math. Ed. Sci. Tech. 38 (2007), no. 5, 677--682. PDF.
Schiffman, Jay L.; Simons, Christopher S. More odd abundant sequences. Math. Spectrum 38 (2005), no. 1, 7--8. PDF.
Simons, Christopher S. An elementary approach to the Monster. Amer. Math. Monthly 112 (2005), no. 4, 334--341. PDF.
Simons, Christopher S.; Wright, Marcus Zeroing the baseball indicator and the chirality of triples. J. Integer Seq. 7 (2004), no. 1, Article 04.1.7, 8 pp. (electronic). PDF.
Simons, Christopher S. Deflating infinite Coxeter groups to finite groups. Proceedings on Moonshine and related topics (Montréal, QC, 1999), 223--229, CRM Proc. Lecture Notes, 30, Amer. Math. Soc., Providence, RI, 2001. PDF.
Conway, John H.; Simons, Christopher S. 26 implies the Bimonster. J. Algebra 235 (2001), no. 2, 805--814. PDF.
Simons, Christopher S. Monster roots. The Monster and Lie algebras (Columbus, OH, 1996), 127--146, Ohio State Univ. Math. Res. Inst. Publ., 7, de Gruyter, Berlin, 1998. PDF.
Conway, John H.; Simons, Christopher S. Relations in $\bold M\sb {666}$. The atlas of finite groups: ten years on (Birmingham, 1995), 27--38, London Math. Soc. Lecture Note Ser., 249, Cambridge Univ. Press, Cambridge, 1998. PDF.
Alexander, D.; Cummins, C.; McKay, J.; Simons, C. Completely replicable functions. Groups, combinatorics & geometry (Durham, 1990), 87--98, London Math. Soc. Lecture Note Ser., 165, Cambridge Univ. Press, Cambridge, 1992. PDF.