| article html file updated | 21 August 2026 03:34 CEST | Update | https://www.mdpi.com/2409-9287/6/4/104 |
| article html file updated | 16 December 2021 07:17 CET | Original file | N/A |
| article pdf uploaded. | 16 December 2021 07:16 CET | Version of Record | https://www.mdpi.com/2409-9287/6/4/104/pdf |
| article xml uploaded. | 16 December 2021 07:16 CET | Update | https://www.mdpi.com/2409-9287/6/4/104/xml |
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