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.
Masatosi Imori, Hisao Yamada. Periodic Character Sequences where Identifying two Characters Strictly Reduces the Period. Theoretical Computer Science, 38:167-192, 1985.
Abstract is missing.