| article html file updated | 12 February 2020 00:58 CET | Update | https://www.mdpi.com/1996-1944/12/6/999 |
| article html file updated | 17 October 2019 05:44 CEST | Update | - |
| article html file updated | 25 April 2019 21:14 CEST | Update | - |
| article html file updated | 11 April 2019 16:23 CEST | Update | - |
| article html file updated | 9 April 2019 20:10 CEST | Update | - |
| article html file updated | 28 March 2019 11:56 CET | Original file | - |
| article pdf uploaded. | 28 March 2019 11:55 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/6/999/pdf |
| article xml uploaded. | 28 March 2019 11:55 CET | Update | https://www.mdpi.com/1996-1944/12/6/999/xml |
| article xml file uploaded | 28 March 2019 11:55 CET | Update | - |
| article pdf uploaded. | 26 March 2019 16:40 CET | Version of Record | https://www.mdpi.com/1996-1944/12/6/999/pdf-vor |
| article xml file uploaded | 26 March 2019 16:40 CET | Original file | - |