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.
Suad Alagic. Natural State Transformations. J. Comput. Syst. Sci., 10(2):266-307, 1975.
Abstract is missing.