| article html file updated | 25 December 2025 00:18 CET | Update | https://www.mdpi.com/2311-7524/6/4/97 |
| article html file updated | 1 September 2025 15:30 CEST | Update | N/A |
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| article html file updated | 8 December 2020 14:31 CET | Original file | N/A |
| article pdf uploaded. | 8 December 2020 14:30 CET | Version of Record | https://www.mdpi.com/2311-7524/6/4/97/pdf |
| article xml uploaded. | 8 December 2020 14:30 CET | Update | https://www.mdpi.com/2311-7524/6/4/97/xml |
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