| article html file updated | 6 February 2020 10:38 CET | Update | https://www.mdpi.com/2075-1729/4/3/295 |
| article html file updated | 9 January 2020 06:05 CET | Update | - |
| article html file updated | 20 September 2019 10:23 CEST | Update | - |
| article html file updated | 7 May 2019 11:47 CEST | Update | - |
| article html file updated | 21 March 2019 20:37 CET | Update | - |
| article html file updated | 20 August 2015 12:28 CEST | Update | - |
| article html file updated | 24 October 2014 07:43 CEST | Original file | - |
| article xml file uploaded | 24 October 2014 07:43 CEST | Original file | https://www.mdpi.com/2075-1729/4/3/295/xml |
| article pdf uploaded. | 15 July 2014 15:27 CEST | Updated version of record | https://www.mdpi.com/2075-1729/4/3/295/pdf |
| article pdf uploaded. | 11 July 2014 08:51 CEST | Version of Record | https://www.mdpi.com/2075-1729/4/3/295/pdf-vor |
