| article html file updated | 6 February 2020 07:50 CET | Update | https://www.mdpi.com/2079-7737/3/1/220 |
| article html file updated | 7 May 2019 17:27 CEST | Update | - |
| article html file updated | 21 March 2019 13:43 CET | Update | - |
| article html file updated | 19 August 2015 23:22 CEST | Update | - |
| article html file updated | 14 August 2014 11:40 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:40 CEST | Update | https://www.mdpi.com/2079-7737/3/1/220/xml |
| article html file updated | 14 August 2014 11:20 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:20 CEST | Update | - |
| article html file updated | 28 April 2014 10:30 CEST | Update | - |
| article xml file uploaded | 28 April 2014 10:30 CEST | Update | - |
| article html file updated | 2 April 2014 08:43 CEST | Original file | - |
| article xml file uploaded | 2 April 2014 08:43 CEST | Original file | - |
| article pdf uploaded. | 11 March 2014 13:44 CET | Version of Record | https://www.mdpi.com/2079-7737/3/1/220/pdf |
