| article html file updated | 1 September 2025 18:21 CEST | Update | https://www.mdpi.com/2077-1312/9/1/69 |
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| article pdf uploaded. | 15 January 2021 04:40 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/1/69/pdf |
| article html file updated | 14 January 2021 10:20 CET | Original file | - |
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| article pdf uploaded. | 11 January 2021 16:29 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/1/69/pdf-vor |
| article pdf uploaded. | 11 January 2021 16:16 CET | Version of Record | https://www.mdpi.com/2077-1312/9/1/69/pdf-vor |
