| article html file updated | 31 August 2025 07:58 CEST | Update | https://www.mdpi.com/2073-4360/12/1/60 |
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| article pdf uploaded. | 1 January 2020 09:09 CET | Version of Record | https://www.mdpi.com/2073-4360/12/1/60/pdf |
| article xml uploaded. | 1 January 2020 09:09 CET | Update | https://www.mdpi.com/2073-4360/12/1/60/xml |
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