| article html file updated | 5 February 2020 16:14 CET | Update | https://www.mdpi.com/2072-6694/3/1/43 |
| article html file updated | 8 January 2020 12:43 CET | Update | - |
| article html file updated | 19 September 2019 02:29 CEST | Update | - |
| article html file updated | 9 May 2019 02:55 CEST | Update | - |
| article html file updated | 20 March 2019 04:50 CET | Update | - |
| article html file updated | 16 June 2015 13:15 CEST | Update | - |
| article html file updated | 4 September 2013 14:58 CEST | Update | - |
| article xml file uploaded | 4 September 2013 14:58 CEST | Update | https://www.mdpi.com/2072-6694/3/1/43/xml |
| article html file updated | 29 August 2013 10:33 CEST | Update | - |
| article xml file uploaded | 29 August 2013 10:33 CEST | Update | - |
| article html file updated | 29 August 2013 08:48 CEST | Update | - |
| article xml file uploaded | 29 August 2013 08:48 CEST | Update | - |
| article html file updated | 27 August 2013 11:45 CEST | Update | - |
| article xml file uploaded | 27 August 2013 11:45 CEST | Original file | - |
| article html file updated | 6 February 2013 19:18 CET | Update | - |
| article html file updated | 5 February 2013 23:12 CET | Update | - |
| article html file updated | 28 January 2013 20:44 CET | Update | - |
| article html file updated | 26 January 2013 00:20 CET | Update | - |
| article html file updated | 22 January 2013 07:32 CET | Original file | - |
