| article html file updated | 7 September 2025 09:56 CEST | Update | https://www.mdpi.com/1999-4915/14/1/21 |
| article html file updated | 31 July 2022 00:05 CEST | Update | - |
| article html file updated | 24 December 2021 03:51 CET | Update | - |
| article pdf uploaded. | 24 December 2021 03:50 CET | Updated version of record | https://www.mdpi.com/1999-4915/14/1/21/pdf |
| article xml uploaded. | 24 December 2021 03:50 CET | Update | https://www.mdpi.com/1999-4915/14/1/21/xml |
| article xml file uploaded | 24 December 2021 03:50 CET | Update | - |
| article html file updated | 23 December 2021 12:41 CET | Original file | - |
| article supplementary file uploaded. | 23 December 2021 12:40 CET | - | https://www.mdpi.com/1999-4915/14/1/21#supplementary |
| article pdf uploaded. | 23 December 2021 12:40 CET | Version of Record | https://www.mdpi.com/1999-4915/14/1/21/pdf-vor |
| article xml uploaded. | 23 December 2021 12:40 CET | Update | - |
| article xml file uploaded | 23 December 2021 12:40 CET | Original file | - |
