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| 0000790526-20-000003-index.html | 2020-03-16 16:45:30 | |
| 0000790526-20-000003.txt | 2020-03-16 16:45:30 | |
 0000790526-20-000003-xbrl.zip | 535495 | 2020-03-16 16:45:30 |
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