Revision history for entry Pollock, John L. (1997). "Reasoning about change and persistence: A solution to the frame problem" [POLRAC]

NB: for privacy reasons, few details are provided in public revision histories.
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2014-01-24T02:26:50updateSystem / admin update -
2013-11-22T08:30:50updateSystem / admin update -
2010-09-09T12:43:58updateSystem / admin update -