| article html file updated | 31 August 2025 06:56 CEST | Update | https://www.mdpi.com/1424-8220/20/1/28 |
| article html file updated | 19 July 2022 21:20 CEST | Update | N/A |
| article html file updated | 14 February 2020 19:56 CET | Update | N/A |
| article html file updated | 16 January 2020 06:56 CET | Original file | N/A |
| article pdf uploaded. | 6 January 2020 07:29 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/1/28/pdf |
| article xml uploaded. | 6 January 2020 07:29 CET | Update | https://www.mdpi.com/1424-8220/20/1/28/xml |
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| article pdf uploaded. | 19 December 2019 09:48 CET | Version of Record | https://www.mdpi.com/1424-8220/20/1/28/pdf-vor |
| article xml file uploaded | 19 December 2019 09:48 CET | Original file | N/A |
