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| 0001564590-17-020487-index.html | 2017-10-31 13:40:28 | |
| 0001564590-17-020487.txt | 2017-10-31 13:40:28 | |
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| glt-8k_20171031.htm | 30368 | 2017-10-31 13:40:28 |
| glt-ex991_6.htm | 1430150 | 2017-10-31 13:40:28 |