| article html file updated | 8 May 2020 19:38 CEST | Update | https://www.mdpi.com/2077-1444/11/4/207 |
| article html file updated | 21 April 2020 09:28 CEST | Original file | N/A |
| article pdf uploaded. | 21 April 2020 09:27 CEST | Version of Record | https://www.mdpi.com/2077-1444/11/4/207/pdf |
| article xml uploaded. | 21 April 2020 09:27 CEST | Update | https://www.mdpi.com/2077-1444/11/4/207/xml |
| article xml file uploaded | 21 April 2020 09:27 CEST | Original file | N/A |
