| article html file updated | 6 February 2020 11:54 CET | Update | https://www.mdpi.com/1660-4601/11/9/9008 |
| article html file updated | 20 September 2019 12:19 CEST | Update | - |
| article html file updated | 7 May 2019 08:54 CEST | Update | - |
| article html file updated | 22 March 2019 00:05 CET | Update | - |
| article html file updated | 20 August 2015 17:01 CEST | Update | - |
| article html file updated | 16 October 2014 10:41 CEST | Update | - |
| article xml file uploaded | 16 October 2014 10:41 CEST | Update | https://www.mdpi.com/1660-4601/11/9/9008/xml |
| article html file updated | 26 September 2014 09:54 CEST | Original file | - |
| article xml file uploaded | 26 September 2014 09:54 CEST | Original file | - |
| article pdf uploaded. | 2 September 2014 11:18 CEST | Updated version of record | https://www.mdpi.com/1660-4601/11/9/9008/pdf |
| article pdf uploaded. | 1 September 2014 08:54 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/9/9008/pdf-vor |
