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| 0000315849-19-000028.txt | 2019-08-13 14:53:17 | |
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| exhibit311q219.htm | 12946 | 2019-08-13 14:53:17 |
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| report.css | 2767 | 2019-08-13 14:53:17 |
| sgb-20190630.xml | 2510780 | 2019-08-13 14:53:17 |
| sgb-20190630.xsd | 37214 | 2019-08-13 14:53:17 |
| sgb-20190630_cal.xml | 69358 | 2019-08-13 14:53:17 |
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| sgb-20190630_pre.xml | 272587 | 2019-08-13 14:53:17 |
| Show.js | 1085 | 2019-08-13 14:53:17 |
| tenq0619.htm | 791311 | 2019-08-13 14:53:17 |