<https://aaai.org/papers/02459-2459-horn-belief-contraction-remainders-envelopes-and-complexity/>
<http://schema.org/dateModified>
"2023-10-16T08:39:45+00:00"^^<http://schema.org/Date>
<https://aaai.org/papers/02459-2459-horn-belief-contraction-remainders-envelopes-and-complexity/>