| article html file updated | 24 December 2025 17:40 CET | Update | https://www.mdpi.com/2071-1050/12/4/1609 |
| article html file updated | 31 August 2025 12:18 CEST | Update | - |
| article html file updated | 20 July 2022 20:49 CEST | Update | - |
| article html file updated | 21 February 2020 11:38 CET | Original file | - |
| article pdf uploaded. | 21 February 2020 11:37 CET | Version of Record | https://www.mdpi.com/2071-1050/12/4/1609/pdf |
| article xml uploaded. | 21 February 2020 11:37 CET | Update | https://www.mdpi.com/2071-1050/12/4/1609/xml |
| article xml file uploaded | 21 February 2020 11:37 CET | Original file | - |
