| article html file updated | 1 September 2025 17:01 CEST | Update | https://www.mdpi.com/1999-4893/14/1/4 |
| article html file updated | 23 July 2022 07:26 CEST | Update | - |
| article html file updated | 16 January 2021 11:56 CET | Update | - |
| article pdf uploaded. | 16 January 2021 11:55 CET | Updated version of record | https://www.mdpi.com/1999-4893/14/1/4/pdf |
| article xml uploaded. | 16 January 2021 11:55 CET | Update | https://www.mdpi.com/1999-4893/14/1/4/xml |
| article xml file uploaded | 16 January 2021 11:55 CET | Update | - |
| article html file updated | 25 December 2020 13:44 CET | Original file | - |
| article pdf uploaded. | 25 December 2020 13:42 CET | Version of Record | https://www.mdpi.com/1999-4893/14/1/4/pdf-vor |
| article xml uploaded. | 25 December 2020 13:42 CET | Update | - |
| article xml file uploaded | 25 December 2020 13:42 CET | Original file | - |
