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
2013-12-01T20:45:39updateSystem / admin update -
2013-11-07T03:19:04update
2013-11-07T03:19:04update
2013-11-07T03:19:03update
2013-11-05T11:37:34update
2013-03-14T19:42:26update
2013-01-12T15:51:51updateSystem / admin update -
2013-01-12T15:51:51updateSystem / admin update -