| article html file updated | 8 May 2020 16:23 CEST | Update | https://www.mdpi.com/2079-9292/9/4/563 |
| article html file updated | 28 March 2020 07:20 CET | Original file | - |
| article pdf uploaded. | 28 March 2020 07:19 CET | Version of Record | https://www.mdpi.com/2079-9292/9/4/563/pdf |
| article xml uploaded. | 28 March 2020 07:19 CET | Update | https://www.mdpi.com/2079-9292/9/4/563/xml |
| article xml file uploaded | 28 March 2020 07:19 CET | Original file | - |
