| article html file updated | 7 February 2020 11:10 CET | Update | https://www.mdpi.com/2079-4991/6/7/128 |
| article html file updated | 5 May 2019 11:06 CEST | Update | - |
| article html file updated | 27 March 2019 09:17 CET | Update | - |
| article html file updated | 29 July 2016 13:04 CEST | Update | - |
| article html file updated | 28 July 2016 08:53 CEST | Update | - |
| article html file updated | 2 July 2016 11:17 CEST | Original file | - |
| article xml uploaded. | 2 July 2016 11:15 CEST | Update | https://www.mdpi.com/2079-4991/6/7/128/xml |
| article pdf uploaded. | 2 July 2016 11:15 CEST | Version of Record | https://www.mdpi.com/2079-4991/6/7/128/pdf |
