| article html file updated | 25 December 2025 02:18 CET | Update | https://www.mdpi.com/2071-1050/13/2/990 |
| article html file updated | 1 September 2025 19:06 CEST | Update | - |
| article html file updated | 23 July 2022 20:00 CEST | Update | - |
| article html file updated | 21 January 2021 13:21 CET | Update | - |
| article pdf uploaded. | 21 January 2021 13:20 CET | Updated version of record | https://www.mdpi.com/2071-1050/13/2/990/pdf |
| article xml uploaded. | 21 January 2021 13:20 CET | Update | https://www.mdpi.com/2071-1050/13/2/990/xml |
| article xml file uploaded | 21 January 2021 13:20 CET | Update | - |
| article html file updated | 19 January 2021 14:46 CET | Original file | - |
| article pdf uploaded. | 19 January 2021 14:44 CET | Version of Record | https://www.mdpi.com/2071-1050/13/2/990/pdf-vor |
| article xml uploaded. | 19 January 2021 14:44 CET | Update | - |
| article xml file uploaded | 19 January 2021 14:44 CET | Original file | - |
