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.
A. C. Cem Say, Abuzer Yakaryilmaz. Quantum Counter Automata. Int. J. Found. Comput. Sci., 23(5):1099-1116, 2012. [doi]
Abstract is missing.