| article html file updated | 8 October 2020 16:53 CEST | Update | https://www.mdpi.com/2075-4434/8/1/8 |
| article html file updated | 1 April 2020 22:24 CEST | Update | - |
| article html file updated | 23 March 2020 11:21 CET | Original file | - |
| article pdf uploaded. | 23 March 2020 11:20 CET | Updated version of record | https://www.mdpi.com/2075-4434/8/1/8/pdf |
| article xml uploaded. | 23 March 2020 11:20 CET | Update | https://www.mdpi.com/2075-4434/8/1/8/xml |
| article xml file uploaded | 23 March 2020 11:20 CET | Update | - |
| article pdf uploaded. | 27 January 2020 15:45 CET | Version of Record | https://www.mdpi.com/2075-4434/8/1/8/pdf-vor |
| article xml file uploaded | 27 January 2020 15:45 CET | Original file | - |
