| article html file updated | 3 August 2021 12:04 CEST | Update | https://www.mdpi.com/2077-0375/11/4/244 |
| article html file updated | 10 April 2021 06:58 CEST | Update | - |
| article html file updated | 29 March 2021 09:21 CEST | Original file | - |
| article pdf uploaded. | 29 March 2021 09:20 CEST | Version of Record | https://www.mdpi.com/2077-0375/11/4/244/pdf |
| article xml uploaded. | 29 March 2021 09:20 CEST | Update | https://www.mdpi.com/2077-0375/11/4/244/xml |
| article xml file uploaded | 29 March 2021 09:20 CEST | Original file | - |
