| article html file updated | 8 February 2020 23:04 CET | Update | https://www.mdpi.com/2073-4360/9/12/673 |
| article html file updated | 28 September 2019 23:26 CEST | Update | - |
| article html file updated | 2 May 2019 10:48 CEST | Update | - |
| article html file updated | 18 April 2019 08:25 CEST | Update | - |
| article html file updated | 2 January 2018 14:39 CET | Update | - |
| article html file updated | 5 December 2017 07:10 CET | Original file | - |
| article xml uploaded. | 5 December 2017 07:09 CET | Update | https://www.mdpi.com/2073-4360/9/12/673/xml |
| article xml uploaded. | 5 December 2017 07:09 CET | Original file | - |
| article pdf uploaded. | 5 December 2017 07:09 CET | Updated version of record | https://www.mdpi.com/2073-4360/9/12/673/pdf |
| article pdf uploaded. | 4 December 2017 13:22 CET | Version of Record | https://www.mdpi.com/2073-4360/9/12/673/pdf-vor |
