| article html file updated | 24 December 2025 23:10 CET | Update | https://www.mdpi.com/2624-6511/3/4/63 |
| article html file updated | 1 September 2025 13:08 CEST | Update | - |
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| article pdf uploaded. | 12 November 2020 09:09 CET | Updated version of record | https://www.mdpi.com/2624-6511/3/4/63/pdf |
| article xml uploaded. | 12 November 2020 09:09 CET | Update | https://www.mdpi.com/2624-6511/3/4/63/xml |
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| article pdf uploaded. | 10 November 2020 15:15 CET | Version of Record | https://www.mdpi.com/2624-6511/3/4/63/pdf-vor |
