Revision history for entry Simons, Peter M. (1989). "Tree proofs for syllogistic" [SIMTPF]

NB: for privacy reasons, few details are provided in public revision histories.
TimeTypeNotes
2013-12-02T01:45:39updateSystem / admin update -
2013-11-07T08:19:04update
2013-11-07T08:19:04update
2013-11-07T08:19:03update
2013-11-05T16:37:34update
2013-03-14T23:42:26update
2013-01-12T20:51:51updateSystem / admin update -
2013-01-12T20:51:51updateSystem / admin update -