Existential instantiation in a system of natural deduction for intuitionistic arithmetics

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Publisher	Stichting Mathematisch Centrum
Series	Stichting Mathematisch Centrum. Zuivere Wiskunde
Citation APA Style AAA Style APA Style Cell Style Chicago Style Harvard Style IEEE Style MLA Style Nature Style Vancouver Style American-Institute-of-Physics Style Council-of-Science-Editors Style BibTex Format Endnote Format RIS Format CSL Format DOIs only Format	SMC Afdeling Zuivere Wiskunde, S. (1973). Existential instantiation in a system of natural deduction for intuitionistic arithmetics. Stichting Mathematisch Centrum. Zuivere Wiskunde. Stichting Mathematisch Centrum.

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