| article html file updated | 6 February 2020 12:00 CET | Update | https://www.mdpi.com/1660-4601/11/9/9156 |
| article html file updated | 20 September 2019 12:31 CEST | Update | - |
| article html file updated | 7 May 2019 08:43 CEST | Update | - |
| article html file updated | 22 March 2019 00:21 CET | Update | - |
| article html file updated | 20 August 2015 17:31 CEST | Update | - |
| article html file updated | 16 October 2014 10:41 CEST | Original file | - |
| article xml file uploaded | 16 October 2014 10:41 CEST | Original file | https://www.mdpi.com/1660-4601/11/9/9156/xml |
| article pdf uploaded. | 5 September 2014 08:06 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/9/9156/pdf |
