| article html file updated | 6 February 2020 18:11 CET | Update | https://www.mdpi.com/2071-1050/7/5/5241 |
| article html file updated | 6 May 2019 20:55 CEST | Update | - |
| article html file updated | 26 March 2019 01:41 CET | Update | - |
| article html file updated | 21 August 2015 11:23 CEST | Update | - |
| article html file updated | 15 June 2015 11:52 CEST | Original file | - |
| article xml file uploaded | 15 June 2015 11:52 CEST | Original file | https://www.mdpi.com/2071-1050/7/5/5241/xml |
| article pdf uploaded. | 7 May 2015 09:57 CEST | Updated version of record | https://www.mdpi.com/2071-1050/7/5/5241/pdf |
| article pdf uploaded. | 29 April 2015 13:45 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/5/5241/pdf-vor |
