| article html file updated | 16 June 2015 18:34 CEST | Update | https://www.mdpi.com/2072-6694/3/3/3687 |
| article html file updated | 5 September 2013 12:04 CEST | Update | N/A |
| article xml file uploaded | 5 September 2013 12:03 CEST | Update | https://www.mdpi.com/2072-6694/3/3/3687/xml |
| article html file updated | 4 September 2013 15:14 CEST | Update | N/A |
| article xml file uploaded | 4 September 2013 15:14 CEST | Update | N/A |
| article html file updated | 28 August 2013 10:26 CEST | Update | N/A |
| article xml file uploaded | 28 August 2013 10:26 CEST | Original file | N/A |
| article html file updated | 6 February 2013 22:46 CET | Update | N/A |
| article html file updated | 6 February 2013 02:33 CET | Update | N/A |
| article html file updated | 28 January 2013 23:53 CET | Update | N/A |
| article html file updated | 26 January 2013 05:13 CET | Update | N/A |
| article html file updated | 22 January 2013 22:45 CET | Original file | N/A |
