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|---|---|---|
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| 0001099910-21-000137-index.html | 2021-11-15 17:14:49 | |
| 0001099910-21-000137.txt | 2021-11-15 17:14:49 | |
 0001099910-21-000137-xbrl.zip | 111604 | 2021-11-15 17:14:49 |
| evtn-20210930.xsd | 29012 | 2021-11-15 17:14:49 |
| evtn-20210930_cal.xml | 42717 | 2021-11-15 17:14:49 |
| evtn-20210930_def.xml | 112177 | 2021-11-15 17:14:49 |
| evtn-20210930_lab.xml | 235583 | 2021-11-15 17:14:49 |
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| ex32-1.htm | 3740 | 2021-11-15 17:14:49 |
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| Financial_Report.xlsx | 59159 | 2021-11-15 17:14:49 |
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| R1.htm | 47234 | 2021-11-15 17:14:49 |
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| R9.htm | 45900 | 2021-11-15 17:14:49 |
| report.css | 2767 | 2021-11-15 17:14:49 |
| Show.js | 1085 | 2021-11-15 17:14:49 |