| article html file updated | 6 February 2020 08:55 CET | Update | https://www.mdpi.com/2073-4409/3/2/331 |
| article html file updated | 7 May 2019 15:15 CEST | Update | - |
| article html file updated | 21 March 2019 16:16 CET | Update | - |
| article html file updated | 20 August 2015 04:59 CEST | Update | - |
| article html file updated | 14 August 2014 11:41 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/2073-4409/3/2/331/xml |
| article html file updated | 14 August 2014 11:21 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:21 CEST | Update | - |
| article html file updated | 11 July 2014 10:25 CEST | Original file | - |
| article xml file uploaded | 11 July 2014 10:25 CEST | Original file | - |
| article pdf uploaded. | 29 April 2014 11:05 CEST | Version of Record | https://www.mdpi.com/2073-4409/3/2/331/pdf |
