| article html file updated | 31 August 2025 12:32 CEST | Update | https://www.mdpi.com/1996-1073/13/4/1001 |
| article html file updated | 20 July 2022 21:02 CEST | Update | N/A |
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| article pdf uploaded. | 24 February 2020 09:36 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/1001/pdf |
| article xml uploaded. | 24 February 2020 09:36 CET | Update | https://www.mdpi.com/1996-1073/13/4/1001/xml |
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