On the Varieties of Languages Associated with Some Varieties of Finite Monoids with Commuting Idempotents

Christopher J. Ash, T. E. Hall, Jean-Eric Pin. On the Varieties of Languages Associated with Some Varieties of Finite Monoids with Commuting Idempotents. Inf. Comput., 86(1):32-42, May 1990.

Abstract

Abstract is missing.