1 January 2014 - 1 January 2015
| DOI | https://doi.org/10.48597/REGM-KRD5 |
|---|---|
| Start time | 1 January 2014 |
| Stop time | 1 January 2015 |
| DOI | https://doi.org/10.48597/MCAG-JM7M |
|---|---|
| Start time | 1 January 2013 |
| Stop time | 1 January 2014 |
| DOI | https://doi.org/10.48597/4KXH-HTVR |
|---|---|
| Start time | 1 January 2012 |
| Stop time | 1 January 2013 |