| article html file updated | 31 August 2025 07:46 CEST | Update | https://www.mdpi.com/1424-8220/20/1/209 |
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| article html file updated | 30 December 2019 12:06 CET | Original file | - |
| article pdf uploaded. | 30 December 2019 12:00 CET | Version of Record | https://www.mdpi.com/1424-8220/20/1/209/pdf |
| article xml uploaded. | 30 December 2019 12:00 CET | Update | https://www.mdpi.com/1424-8220/20/1/209/xml |
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