| article html file updated | 25 December 2025 06:18 CET | Update | https://www.mdpi.com/1424-8220/21/6/2147 |
| article html file updated | 2 September 2025 01:04 CEST | Update | N/A |
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| article pdf uploaded. | 19 March 2021 10:50 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/6/2147/pdf |
| article xml uploaded. | 19 March 2021 10:50 CET | Update | https://www.mdpi.com/1424-8220/21/6/2147/xml |
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| article pdf uploaded. | 18 March 2021 18:34 CET | Version of Record | https://www.mdpi.com/1424-8220/21/6/2147/pdf-vor |
