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.
J. Zimbarg Sobrinho. Definability in self-referential systems. Notre Dame Journal of Formal Logic, 29(4):574-578, 1988. [doi]
Abstract is missing.