Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Dietmar Wätjen. On Unary k-limited OL Systems and Languages. Elektronische Informationsverarbeitung und Kybernetik, 24(9):415-429, 1988.
Abstract is missing.