| article html file updated | 6 February 2020 11:32 CET | Update | https://www.mdpi.com/2075-1729/4/3/374 |
| article html file updated | 7 May 2019 09:33 CEST | Update | - |
| article html file updated | 21 March 2019 23:16 CET | Update | - |
| article html file updated | 20 August 2015 15:42 CEST | Update | - |
| article html file updated | 24 October 2014 07:43 CEST | Update | - |
| article xml file uploaded | 24 October 2014 07:43 CEST | Update | https://www.mdpi.com/2075-1729/4/3/374/xml |
| article html file updated | 29 September 2014 08:55 CEST | Original file | - |
| article xml file uploaded | 29 September 2014 08:55 CEST | Original file | - |
| article pdf uploaded. | 2 September 2014 13:58 CEST | Updated version of record | https://www.mdpi.com/2075-1729/4/3/374/pdf |
| article pdf uploaded. | 22 August 2014 14:24 CEST | Updated version of record | https://www.mdpi.com/2075-1729/4/3/374/pdf-vor |
| article pdf uploaded. | 18 August 2014 14:30 CEST | Version of Record | https://www.mdpi.com/2075-1729/4/3/374/pdf-vor |
