| article html file updated | 5 February 2020 23:20 CET | Update | https://www.mdpi.com/1660-4601/9/12/4615 |
| article html file updated | 8 May 2019 11:16 CEST | Update | - |
| article html file updated | 20 March 2019 15:46 CET | Update | - |
| article html file updated | 17 June 2015 04:43 CEST | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Update | https://www.mdpi.com/1660-4601/9/12/4615/xml |
| article html file updated | 14 August 2014 11:43 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:43 CEST | Update | - |
| article html file updated | 14 August 2014 11:22 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:22 CEST | Update | - |
| article html file updated | 7 February 2013 17:20 CET | Update | - |
| article html file updated | 29 January 2013 15:50 CET | Update | - |
| article xml file uploaded | 29 January 2013 15:50 CET | Original file | - |
| article html file updated | 24 January 2013 10:49 CET | Original file | - |
