1 January 2014 - 1 January 2015
| DOI | https://doi.org/10.48597/KQ6D-WAGW |
|---|---|
| Start time | 1 January 2014 |
| Stop time | 1 January 2015 |
| DOI | https://doi.org/10.48597/6JYT-KEAX |
|---|---|
| Start time | 1 January 2013 |
| Stop time | 1 January 2014 |
| DOI | https://doi.org/10.48597/SDXW-9HYY |
|---|---|
| Start time | 1 January 2012 |
| Stop time | 1 January 2013 |