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.
H. Yoo, Kosaburo Hashiguchi. Extended Automata-Like Regular Expressions of Star Degree At Most (2, 1). Theoretical Computer Science, 88(2):351-363, 1991.
Abstract is missing.