Bounds on the Variety Generated by Completely Regular Syntactic Monoids from Finite Prefix Codes. - Norman R. Reilly (Theor. Comput. Sci., 1994)

Partial Cross-sections of Symmetric Inverse Semigroups. - David F. Cowan; Norman R. Reilly (Int. J. Algebra Comput., 1995)

Congruences on the Lattice of Pseudovarieties of Finite Semigroups. - Karl Auinger; Thomas Eric Hall; Norman R. Reilly; Shuhua Zhang (Int. J. Algebra Comput., 1997)