| article html file updated | 6 February 2020 13:44 CET | Update | https://www.mdpi.com/1999-4907/5/11/2793 |
| article html file updated | 7 May 2019 05:19 CEST | Update | - |
| article html file updated | 25 March 2019 17:55 CET | Update | - |
| article html file updated | 21 August 2015 02:16 CEST | Update | - |
| article html file updated | 28 November 2014 09:14 CET | Original file | - |
| article xml file uploaded | 28 November 2014 09:14 CET | Original file | https://www.mdpi.com/1999-4907/5/11/2793/xml |
| article pdf uploaded. | 19 November 2014 08:24 CET | Updated version of record | https://www.mdpi.com/1999-4907/5/11/2793/pdf |
| article pdf uploaded. | 18 November 2014 14:56 CET | Version of Record | https://www.mdpi.com/1999-4907/5/11/2793/pdf-vor |
