| article html file updated | 17 August 2026 00:19 CEST | Update | https://www.mdpi.com/1424-8220/20/2/534 |
| article html file updated | 31 August 2025 09:20 CEST | Update | N/A |
| article html file updated | 20 July 2022 17:52 CEST | Update | N/A |
| article html file updated | 15 February 2020 04:05 CET | Update | N/A |
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| article html file updated | 23 January 2020 09:49 CET | Original file | N/A |
| article pdf uploaded. | 23 January 2020 09:47 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/2/534/pdf |
| article xml uploaded. | 23 January 2020 09:47 CET | Update | https://www.mdpi.com/1424-8220/20/2/534/xml |
| article xml file uploaded | 23 January 2020 09:47 CET | Update | N/A |
| article pdf uploaded. | 18 January 2020 09:48 CET | Version of Record | https://www.mdpi.com/1424-8220/20/2/534/pdf-vor |
| article xml file uploaded | 18 January 2020 09:48 CET | Original file | N/A |
