| article html file updated | 5 February 2020 23:58 CET | Update | https://www.mdpi.com/2076-3425/3/1/84 |
| article html file updated | 19 September 2019 16:59 CEST | Update | - |
| article html file updated | 8 May 2019 09:52 CEST | Update | - |
| article html file updated | 20 March 2019 17:09 CET | Update | - |
| article html file updated | 17 June 2015 05:30 CEST | Update | - |
| article html file updated | 14 August 2014 11:41 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/2076-3425/3/1/84/xml |
| article html file updated | 14 August 2014 11:20 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:20 CEST | Update | - |
| article html file updated | 23 May 2014 14:09 CEST | Update | - |
| article xml file uploaded | 23 May 2014 14:09 CEST | Update | - |
| article html file updated | 20 May 2014 08:34 CEST | Update | - |
| article xml file uploaded | 20 May 2014 08:34 CEST | Original file | - |
| article html file updated | 8 February 2013 09:29 CET | Update | - |
| article html file updated | 7 February 2013 17:48 CET | Update | - |
| article html file updated | 24 January 2013 12:15 CET | Original file | - |
