| article html file updated | 11 February 2020 09:21 CET | Update | https://www.mdpi.com/1996-1944/12/2/281 |
| article html file updated | 13 October 2019 11:11 CEST | Update | - |
| article html file updated | 27 April 2019 05:44 CEST | Update | - |
| article html file updated | 13 April 2019 01:50 CEST | Update | - |
| article html file updated | 3 April 2019 04:29 CEST | Update | - |
| article html file updated | 30 January 2019 07:06 CET | Update | - |
| article html file updated | 17 January 2019 01:26 CET | Original file | - |
| article pdf uploaded. | 16 January 2019 10:01 CET | Version of Record | https://www.mdpi.com/1996-1944/12/2/281/pdf |
| article xml uploaded. | 16 January 2019 10:01 CET | Update | https://www.mdpi.com/1996-1944/12/2/281/xml |
| article xml file uploaded | 16 January 2019 10:01 CET | Original file | - |
