| article html file updated | 31 August 2025 14:29 CEST | Update | https://www.mdpi.com/2409-515X/6/1/21 |
| article html file updated | 20 July 2022 22:58 CEST | Update | - |
| article html file updated | 26 March 2020 10:47 CET | Original file | - |
| article pdf uploaded. | 26 March 2020 10:46 CET | Updated version of record | https://www.mdpi.com/2409-515X/6/1/21/pdf |
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