| article html file updated | 1 September 2025 17:46 CEST | Update | https://www.mdpi.com/1424-8220/21/1/309 |
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| article html file updated | 6 January 2021 10:04 CET | Update | - |
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| article pdf uploaded. | 6 January 2021 06:15 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/309/pdf |
| article xml uploaded. | 6 January 2021 06:15 CET | Update | https://www.mdpi.com/1424-8220/21/1/309/xml |
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