| article html file updated | 8 February 2020 21:59 CET | Update | https://www.mdpi.com/2079-4991/7/12/412 |
| article html file updated | 28 September 2019 16:38 CEST | Update | - |
| article html file updated | 2 May 2019 13:13 CEST | Update | - |
| article html file updated | 18 April 2019 10:52 CEST | Update | - |
| article html file updated | 2 January 2018 15:09 CET | Update | - |
| article html file updated | 24 November 2017 07:05 CET | Original file | - |
| article xml uploaded. | 24 November 2017 07:03 CET | Update | https://www.mdpi.com/2079-4991/7/12/412/xml |
| article xml uploaded. | 24 November 2017 07:03 CET | Original file | - |
| article pdf uploaded. | 24 November 2017 07:03 CET | Updated version of record | https://www.mdpi.com/2079-4991/7/12/412/pdf |
| article pdf uploaded. | 23 November 2017 10:17 CET | Version of Record | https://www.mdpi.com/2079-4991/7/12/412/pdf-vor |
