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| 0000929940-19-000028-index.html | 2019-08-08 17:16:52 | |
| 0000929940-19-000028.txt | 2019-08-08 17:16:52 | |
| a080820198-k.htm | 34866 | 2019-08-08 17:16:52 |
| a080820198-kxexhibit101.htm | 17674 | 2019-08-08 17:16:52 |
 aspentechnologylogoa39.jpg | 12241 | 2019-08-08 17:16:52 |