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| 0000793074-18-000002-index.html | 2018-01-29 16:06:31 | |
| 0000793074-18-000002.txt | 2018-01-29 16:06:31 | |
| wern-20171231x8k.htm | 27801 | 2018-01-29 16:06:31 |
| wern-20171231xxex99.htm | 420740 | 2018-01-29 16:06:31 |
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