| article html file updated | 5 February 2020 21:20 CET | Update | https://www.mdpi.com/2073-4409/1/3/396 |
| article html file updated | 8 May 2019 16:10 CEST | Update | - |
| article html file updated | 25 March 2019 13:03 CET | Update | - |
| article html file updated | 17 June 2015 01:17 CEST | Update | - |
| article html file updated | 30 August 2013 09:05 CEST | Update | - |
| article xml file uploaded | 30 August 2013 09:05 CEST | Original file | https://www.mdpi.com/2073-4409/1/3/396/xml |
| article html file updated | 7 February 2013 13:49 CET | Update | - |
| article html file updated | 7 February 2013 04:35 CET | Update | - |
| article html file updated | 6 February 2013 09:12 CET | Update | - |
| article html file updated | 29 January 2013 05:34 CET | Update | - |
| article html file updated | 26 January 2013 16:23 CET | Update | - |
| article html file updated | 23 January 2013 22:45 CET | Original file | - |
