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| 0000791963-18-000010-index.html | 2018-04-27 08:46:37 | |
| 0000791963-18-000010.txt | 2018-04-27 08:46:37 | |
 0000791963-18-000010-xbrl.zip | 370580 | 2018-04-27 08:46:37 |
| ex311-q12018.htm | 20148 | 2018-04-27 08:46:37 |
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| ex32-q12018.htm | 5448 | 2018-04-27 08:46:37 |
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| Financial_Report.xlsx | 115378 | 2018-04-27 08:46:37 |
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| opy-20180331.xsd | 76786 | 2018-04-27 08:46:37 |
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| report.css | 2767 | 2018-04-27 08:46:37 |
| Show.js | 1410 | 2018-04-27 08:46:37 |