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.
Kojiro Kobayashi. Classification of Formal Languages by Functional Binary Transductions. Inf. Comput., 15(1):95-109, July 1969.
Abstract is missing.