| article html file updated | 5 February 2020 17:16 CET | Update | https://www.mdpi.com/1660-3397/9/5/863 |
| article html file updated | 9 May 2019 00:51 CEST | Update | - |
| article html file updated | 20 March 2019 07:31 CET | Update | - |
| article html file updated | 16 June 2015 16:07 CEST | Update | - |
| article html file updated | 14 August 2014 12:07 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:07 CEST | Update | https://www.mdpi.com/1660-3397/9/5/863/xml |
| article html file updated | 14 August 2014 12:04 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:04 CEST | Original file | - |
| article html file updated | 6 February 2013 21:06 CET | Update | - |
| article html file updated | 6 February 2013 00:57 CET | Update | - |
| article html file updated | 28 January 2013 22:23 CET | Update | - |
| article html file updated | 26 January 2013 02:37 CET | Update | - |
| article html file updated | 22 January 2013 16:07 CET | Original file | - |
