Revision history for entry Blok, W. J. (1980). "Pretabular varieties of modal algebras" [BLOPVO]

NB: for privacy reasons, few details are provided in public revision histories.
TimeTypeNotes
2013-12-02T01:44:51updateSystem / admin update -
2013-01-12T20:50:47updateSystem / admin update -
2013-01-12T20:50:47updateSystem / admin update -