| article html file updated | 30 August 2025 22:22 CEST | Update | https://www.mdpi.com/1996-1073/12/14/2668 |
| article html file updated | 20 July 2022 07:09 CEST | Update | - |
| article html file updated | 13 February 2020 01:44 CET | Update | - |
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| article pdf uploaded. | 11 July 2019 13:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/14/2668/pdf |
| article xml uploaded. | 11 July 2019 13:33 CEST | Update | https://www.mdpi.com/1996-1073/12/14/2668/xml |
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