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| 0001493152-19-003423-index.html | 2019-03-15 14:46:30 | |
| 0001493152-19-003423.txt | 2019-03-15 14:46:30 | |
 0001493152-19-003423-xbrl.zip | 173275 | 2019-03-15 14:46:30 |
| dss-20181231.xml | 996784 | 2019-03-15 14:46:30 |
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| FilingSummary.xml | 39547 | 2019-03-15 14:46:30 |
| Financial_Report.xlsx | 90252 | 2019-03-15 14:46:30 |
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| report.css | 2767 | 2019-03-15 14:46:30 |
| Show.js | 1085 | 2019-03-15 14:46:30 |