| article html file updated | 6 February 2020 10:14 CET | Update | https://www.mdpi.com/1660-4601/11/7/6639 |
| article html file updated | 20 September 2019 09:43 CEST | Update | - |
| article html file updated | 7 May 2019 12:33 CEST | Update | - |
| article html file updated | 21 March 2019 19:37 CET | Update | - |
| article html file updated | 20 August 2015 10:57 CEST | Update | - |
| article html file updated | 29 July 2014 11:39 CEST | Update | - |
| article xml file uploaded | 29 July 2014 11:39 CEST | Update | https://www.mdpi.com/1660-4601/11/7/6639/xml |
| article html file updated | 29 July 2014 09:41 CEST | Original file | - |
| article xml file uploaded | 29 July 2014 09:41 CEST | Original file | - |
| article pdf uploaded. | 25 June 2014 13:24 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/7/6639/pdf |
