| article html file updated | 5 February 2020 17:28 CET | Update | https://www.mdpi.com/1660-4601/8/6/2170 |
| article html file updated | 9 May 2019 00:27 CEST | Update | - |
| article html file updated | 20 March 2019 07:58 CET | Update | - |
| article html file updated | 16 June 2015 16:40 CEST | Update | - |
| article html file updated | 14 August 2014 12:04 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/1660-4601/8/6/2170/xml |
| article html file updated | 14 August 2014 11:42 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:42 CEST | Update | - |
| article html file updated | 14 August 2014 11:22 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:22 CEST | Original file | - |
| article html file updated | 6 February 2013 21:25 CET | Update | - |
| article html file updated | 6 February 2013 01:17 CET | Update | - |
| article html file updated | 28 January 2013 22:41 CET | Update | - |
| article html file updated | 26 January 2013 03:02 CET | Update | - |
| article html file updated | 22 January 2013 17:28 CET | Original file | - |
