| article html file updated | 8 February 2020 20:12 CET | Update | https://www.mdpi.com/2073-4360/9/11/568 |
| article html file updated | 28 September 2019 04:50 CEST | Update | - |
| article html file updated | 2 May 2019 17:17 CEST | Update | - |
| article html file updated | 30 November 2017 11:44 CET | Update | - |
| article html file updated | 13 November 2017 07:49 CET | Update | - |
| article xml uploaded. | 13 November 2017 07:48 CET | Update | https://www.mdpi.com/2073-4360/9/11/568/xml |
| article xml uploaded. | 13 November 2017 07:48 CET | Update | - |
| article pdf uploaded. | 13 November 2017 07:48 CET | Updated version of record | https://www.mdpi.com/2073-4360/9/11/568/pdf |
| article html file updated | 2 November 2017 16:17 CET | Original file | - |
| article xml uploaded. | 2 November 2017 16:16 CET | Original file | - |
| article pdf uploaded. | 2 November 2017 16:16 CET | Version of Record | https://www.mdpi.com/2073-4360/9/11/568/pdf-vor |
