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.
Tomasz Jurdzinski, Krzysztof Lorys. Leftist Grammars and the Chomsky Hierarchy. Theory Comput. Syst., 41(2):233-256, 2007. [doi]
Abstract is missing.