| article html file updated | 31 August 2025 08:27 CEST | Update | https://www.mdpi.com/1424-8220/20/2/345 |
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| article pdf uploaded. | 8 January 2020 10:08 CET | Version of Record | https://www.mdpi.com/1424-8220/20/2/345/pdf |
| article xml uploaded. | 8 January 2020 10:08 CET | Update | https://www.mdpi.com/1424-8220/20/2/345/xml |
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