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| 0000315849-18-000016-index.html | 2018-05-15 15:41:28 | |
| 0000315849-18-000016.txt | 2018-05-15 15:41:28 | |
 0000315849-18-000016-xbrl.zip | 150873 | 2018-05-15 15:41:28 |
| exhibit311q118.htm | 12943 | 2018-05-15 15:41:28 |
| exhibit312q118.htm | 13256 | 2018-05-15 15:41:28 |
| exhibit321q118.htm | 5321 | 2018-05-15 15:41:28 |
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| report.css | 2767 | 2018-05-15 15:41:28 |
| sgb-20180331.xml | 1893423 | 2018-05-15 15:41:28 |
| sgb-20180331.xsd | 46569 | 2018-05-15 15:41:28 |
| sgb-20180331_cal.xml | 68799 | 2018-05-15 15:41:28 |
| sgb-20180331_def.xml | 151068 | 2018-05-15 15:41:28 |
| sgb-20180331_lab.xml | 344282 | 2018-05-15 15:41:28 |
| sgb-20180331_pre.xml | 261972 | 2018-05-15 15:41:28 |
| Show.js | 1410 | 2018-05-15 15:41:28 |
| tenq0318.htm | 668735 | 2018-05-15 15:41:28 |