Revision history for entry Foxley, Eric (1962). "The determination of all Sheffer functions in $3$-valued logic, using a logical computer" [ERITDO]

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2014-01-23T20:59:46updateSystem / admin update -
2013-11-22T08:33:15updateSystem / admin update -
2010-10-28T08:41:59updateSystem / admin update -
2010-10-01T14:41:01updateSystem / admin update -
2010-09-23T12:05:19addSystem / admin update -