| article html file updated | 6 February 2020 07:37 CET | Update | https://www.mdpi.com/1660-4601/11/3/2608 |
| article html file updated | 7 May 2019 17:54 CEST | Update | - |
| article html file updated | 21 March 2019 13:12 CET | Update | - |
| article html file updated | 19 August 2015 22:10 CEST | Update | - |
| article html file updated | 28 April 2014 10:45 CEST | Original file | - |
| article xml file uploaded | 28 April 2014 10:45 CEST | Original file | https://www.mdpi.com/1660-4601/11/3/2608/xml |
| article pdf uploaded. | 4 March 2014 10:41 CET | Updated version of record | https://www.mdpi.com/1660-4601/11/3/2608/pdf |
| article pdf uploaded. | 3 March 2014 08:47 CET | Version of Record | https://www.mdpi.com/1660-4601/11/3/2608/pdf-vor |
