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.
Roman Murawski. Definable sets and expansions of models of Peano arithmetic. Arch. Math. Log., 27(1):21-33, 1988. [doi]
Abstract is missing.