| article html file updated | 3 August 2021 12:47 CEST | Update | https://www.mdpi.com/2075-1702/9/4/74 |
| article html file updated | 10 April 2021 07:54 CEST | Update | - |
| article html file updated | 1 April 2021 09:58 CEST | Update | - |
| article html file updated | 1 April 2021 02:25 CEST | Original file | - |
| article pdf uploaded. | 1 April 2021 02:24 CEST | Updated version of record | https://www.mdpi.com/2075-1702/9/4/74/pdf |
| article xml uploaded. | 1 April 2021 02:24 CEST | Update | https://www.mdpi.com/2075-1702/9/4/74/xml |
| article xml file uploaded | 1 April 2021 02:24 CEST | Original file | - |
| article pdf uploaded. | 29 March 2021 12:30 CEST | Version of Record | https://www.mdpi.com/2075-1702/9/4/74/pdf-vor |
