| article html file updated | 31 August 2025 11:29 CEST | Update | https://www.mdpi.com/2571-712X/3/1/9 |
| article html file updated | 20 July 2022 20:00 CEST | Update | - |
| article html file updated | 25 March 2020 03:54 CET | Original file | - |
| article pdf uploaded. | 25 March 2020 03:53 CET | Updated version of record | https://www.mdpi.com/2571-712X/3/1/9/pdf |
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