| article html file updated | 4 August 2021 09:47 CEST | Update | https://www.mdpi.com/2077-1444/12/4/255 |
| article html file updated | 11 April 2021 09:11 CEST | Update | - |
| article html file updated | 11 April 2021 09:09 CEST | Update | - |
| article html file updated | 6 April 2021 11:57 CEST | Original file | - |
| article pdf uploaded. | 6 April 2021 11:56 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/4/255/pdf |
| article xml uploaded. | 6 April 2021 11:56 CEST | Update | https://www.mdpi.com/2077-1444/12/4/255/xml |
| article xml file uploaded | 6 April 2021 11:56 CEST | Original file | - |
