| article html file updated | 28 September 2025 19:13 CEST | Update | https://www.mdpi.com/2079-4983/3/4/839 |
| article html file updated | 29 August 2025 20:30 CEST | Update | - |
| article html file updated | 20 August 2025 21:52 CEST | Update | - |
| article html file updated | 5 February 2020 22:56 CET | Update | - |
| article html file updated | 19 September 2019 14:54 CEST | Update | - |
| article html file updated | 8 May 2019 12:21 CEST | Update | - |
| article html file updated | 20 March 2019 14:51 CET | Update | - |
| article html file updated | 17 June 2015 03:57 CEST | Update | - |
| article html file updated | 5 March 2015 11:20 CET | Update | - |
| article xml file uploaded | 5 March 2015 11:20 CET | Update | https://www.mdpi.com/2079-4983/3/4/839/xml |
| article html file updated | 18 March 2014 09:45 CET | Update | - |
| article xml file uploaded | 18 March 2014 09:45 CET | Original file | - |
| article html file updated | 7 February 2013 16:41 CET | Update | - |
| article html file updated | 24 January 2013 08:18 CET | Original file | - |
