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| 0001266454-05-000234-index.html | 2005-12-08 16:52:41 | |
| 0001266454-05-000234.txt | 2005-12-08 16:52:41 | |
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| sigma_10q102905.htm | 761702 | 2005-12-08 16:52:41 |
| sigma_10qex3101.htm | 18591 | 2005-12-08 16:52:41 |
| sigma_10qex3102.htm | 17866 | 2005-12-08 16:52:41 |
| sigma_10qex3201.htm | 7857 | 2005-12-08 16:52:41 |