Closures which preserve finiteness in families of languages*
Under an Elsevier user license
open archive
Cited by (0)
- *
Research sponsored in part by the Air Force Cambridge Research laboratories, Office of Aerospace Research, USAF, under contract F1962867C0008, and by the Air Force Office of Scientific Research, Office of Aerospace Research, USAF, under AFOSR Grant No. AFAFOSR-1203-67.
Copyright © 1968 Published by Elsevier Inc.