| article html file updated | 17 June 2015 06:46 CEST | Update | https://www.mdpi.com/2072-4292/5/2/909 |
| 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/2072-4292/5/2/909/xml |
| article html file updated | 16 April 2013 15:11 CEST | Update | - |
| article xml file uploaded | 16 April 2013 15:11 CEST | Update | - |
| article html file updated | 16 April 2013 11:06 CEST | Update | - |
| article xml file uploaded | 16 April 2013 11:06 CEST | Update | - |
| article html file updated | 8 March 2013 09:13 CET | Original file | - |
| article xml file uploaded | 8 March 2013 09:13 CET | Original file | - |
| article pdf uploaded. | 25 February 2013 08:06 CET | Updated version of record | https://www.mdpi.com/2072-4292/5/2/909/pdf |
| article pdf uploaded. | 22 February 2013 08:31 CET | Version of Record | https://www.mdpi.com/2072-4292/5/2/909/pdf-vor |