| article html file updated | 2 September 2025 03:00 CEST | Update | https://www.mdpi.com/2227-7099/9/2/54 |
| article html file updated | 25 July 2022 11:08 CEST | Update | - |
| article html file updated | 4 August 2021 14:12 CEST | Update | - |
| article html file updated | 11 April 2021 13:20 CEST | Update | - |
| article html file updated | 7 April 2021 14:35 CEST | Original file | - |
| article pdf uploaded. | 7 April 2021 14:34 CEST | Updated version of record | https://www.mdpi.com/2227-7099/9/2/54/pdf |
| article xml uploaded. | 7 April 2021 14:34 CEST | Update | https://www.mdpi.com/2227-7099/9/2/54/xml |
| article xml file uploaded | 7 April 2021 14:34 CEST | Original file | - |
