| article html file updated | 16 June 2015 16:13 CEST | Update | https://www.mdpi.com/2072-6694/3/2/2478 |
| article html file updated | 4 September 2013 15:08 CEST | Update | N/A |
| article xml file uploaded | 4 September 2013 15:08 CEST | Update | https://www.mdpi.com/2072-6694/3/2/2478/xml |
| article html file updated | 30 August 2013 09:02 CEST | Update | N/A |
| article xml file uploaded | 30 August 2013 09:02 CEST | Update | N/A |
| article html file updated | 29 August 2013 09:00 CEST | Update | N/A |
| article xml file uploaded | 29 August 2013 09:00 CEST | Update | N/A |
| article html file updated | 27 August 2013 11:53 CEST | Update | N/A |
| article xml file uploaded | 27 August 2013 11:53 CEST | Original file | N/A |
| article html file updated | 6 February 2013 21:09 CET | Update | N/A |
| article html file updated | 6 February 2013 01:00 CET | Update | N/A |
| article html file updated | 28 January 2013 22:26 CET | Update | N/A |
| article html file updated | 26 January 2013 02:41 CET | Update | N/A |
| article html file updated | 22 January 2013 16:22 CET | Original file | N/A |
