| article html file updated | 31 August 2025 14:41 CEST | Update | https://www.mdpi.com/1424-8220/20/6/1668 |
| article html file updated | 20 July 2022 23:10 CEST | Update | N/A |
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| article pdf uploaded. | 17 March 2020 14:45 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1668/pdf |
| article xml uploaded. | 17 March 2020 14:45 CET | Update | https://www.mdpi.com/1424-8220/20/6/1668/xml |
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