Revision history for entry Hoo, Tzu-Hua (1949). "M-valued sub-system of (m+n)-valued propositional calculus" [HOOMSO]

NB: for privacy reasons, few details are provided in public revision histories.
TimeTypeNotes
2013-11-22T11:43:29updateSystem / admin update -
2013-11-04T10:50:40updateSystem / admin update -