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| 0001615774-17-004448-index.html | 2017-08-15 10:30:54 | |
| 0001615774-17-004448.txt | 2017-08-15 10:30:54 | |
 0001615774-17-004448-xbrl.zip | 67263 | 2017-08-15 10:30:54 |
| dtst-20170630.xml | 323176 | 2017-08-15 10:30:54 |
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| report.css | 2767 | 2017-08-15 10:30:54 |
| s107115_10q.htm | 243384 | 2017-08-15 10:30:54 |
| s107115_ex31-1.htm | 12244 | 2017-08-15 10:30:54 |
| s107115_ex32-1.htm | 3705 | 2017-08-15 10:30:54 |
| Show.js | 1410 | 2017-08-15 10:30:54 |