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62Meeting of the Association for Symbolic Logic, New York, 1974Journal of Symbolic Logic 40 (2): 299-304. 1975.
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75Theory and Problems of Boolean Algebra and Switching CircuitsJournal of Symbolic Logic 39 (3): 615-615. 1974.
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Review: Paul Bernays, Axiomatic Set Theory (review)Journal of Symbolic Logic 24 (3): 224-225. 1959.