| article html file updated | 31 August 2025 12:00 CEST | Update | https://www.mdpi.com/1424-8220/20/4/1104 |
| article html file updated | 20 July 2022 20:30 CEST | Update | - |
| article html file updated | 6 March 2020 12:15 CET | Update | - |
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| article xml uploaded. | 18 February 2020 13:41 CET | Update | https://www.mdpi.com/1424-8220/20/4/1104/xml |
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