| article html file updated | 6 February 2020 04:00 CET | Update | https://www.mdpi.com/1660-4601/10/9/3868 |
| article html file updated | 20 September 2019 00:29 CEST | Update | - |
| article html file updated | 8 May 2019 01:13 CEST | Update | - |
| article html file updated | 21 March 2019 03:38 CET | Update | - |
| article html file updated | 17 June 2015 12:41 CEST | Update | - |
| article html file updated | 25 October 2013 09:23 CEST | Original file | - |
| article xml file uploaded | 25 October 2013 09:22 CEST | Original file | https://www.mdpi.com/1660-4601/10/9/3868/xml |
| article pdf uploaded. | 27 August 2013 14:11 CEST | Version of Record | https://www.mdpi.com/1660-4601/10/9/3868/pdf |
