| article html file updated | 31 August 2025 11:45 CEST | Update | https://www.mdpi.com/2071-1050/12/4/1439 |
| article html file updated | 20 July 2022 20:16 CEST | Update | - |
| article html file updated | 15 February 2020 09:45 CET | Update | - |
| article html file updated | 15 February 2020 01:59 CET | Original file | - |
| article pdf uploaded. | 15 February 2020 01:58 CET | Version of Record | https://www.mdpi.com/2071-1050/12/4/1439/pdf |
| article xml uploaded. | 15 February 2020 01:58 CET | Update | https://www.mdpi.com/2071-1050/12/4/1439/xml |
| article xml file uploaded | 15 February 2020 01:58 CET | Original file | - |
