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.
Steffen Lewitzka. ELEMENT OF::I::: An Intuitionistic Logic without Fregean Axiom and with Predicates for Truth and Falsity. Notre Dame Journal of Formal Logic, 50(3):275-301, 2009. [doi]