| article html file updated | 8 February 2020 10:23 CET | Update | https://www.mdpi.com/2079-4991/7/7/174 |
| article html file updated | 25 September 2019 19:33 CEST | Update | - |
| article html file updated | 3 May 2019 13:32 CEST | Update | - |
| article html file updated | 31 July 2017 08:54 CEST | Update | - |
| article html file updated | 10 July 2017 03:53 CEST | Original file | - |
| article xml uploaded. | 10 July 2017 03:52 CEST | Update | https://www.mdpi.com/2079-4991/7/7/174/xml |
| article pdf uploaded. | 10 July 2017 03:52 CEST | Version of Record | https://www.mdpi.com/2079-4991/7/7/174/pdf |
