| Filed On | Filing |
|---|---|
| 17 Apr 2023 | FORM 10-K |
| 15 Apr 2022 | FORM 10-K |
| 30 Mar 2021 | FORM 10-K |
| 10 Mar 2020 | FORM 10-K |
| 08 Mar 2019 | FORM 10-K |
| 16 Mar 2018 | 10-K |
| 17 Apr 2017 | 10-K |
| 06 Jun 2016 | 10-K |
| 27 Oct 2015 | 10-K |
| 31 Mar 2014 | 10-K |
| 26 Mar 2013 | 10-K |
| 29 Mar 2012 | 10-K |
| 25 Mar 2011 | CLEAN COAL 10DEC 10K |
| 29 Mar 2010 | CLEAN COAL 09DEC 10K |
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