| article html file updated | 1 September 2025 16:51 CEST | Update | https://www.mdpi.com/1424-8220/21/1/40 |
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| article html file updated | 25 December 2020 05:20 CET | Update | - |
| article pdf uploaded. | 25 December 2020 05:18 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/40/pdf |
| article xml uploaded. | 25 December 2020 05:18 CET | Update | https://www.mdpi.com/1424-8220/21/1/40/xml |
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| article html file updated | 23 December 2020 16:57 CET | Original file | - |
| article pdf uploaded. | 23 December 2020 16:55 CET | Version of Record | https://www.mdpi.com/1424-8220/21/1/40/pdf-vor |
| article xml uploaded. | 23 December 2020 16:55 CET | Update | - |
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