| article html file updated | 31 July 2022 02:12 CEST | Update | https://www.mdpi.com/2218-1997/8/1/34 |
| article html file updated | 6 January 2022 04:40 CET | Original file | - |
| article pdf uploaded. | 6 January 2022 04:38 CET | Updated version of record | https://www.mdpi.com/2218-1997/8/1/34/pdf |
| article xml uploaded. | 6 January 2022 04:38 CET | Update | https://www.mdpi.com/2218-1997/8/1/34/xml |
| article xml file uploaded | 6 January 2022 04:38 CET | Original file | - |
| article pdf uploaded. | 5 January 2022 12:25 CET | Version of Record | https://www.mdpi.com/2218-1997/8/1/34/pdf-vor |
