| article html file updated | 1 September 2025 17:10 CEST | Update | https://www.mdpi.com/1424-8220/21/1/138 |
| article html file updated | 23 July 2022 07:53 CEST | Update | - |
| article html file updated | 29 December 2020 10:04 CET | Update | - |
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| article pdf uploaded. | 29 December 2020 04:57 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/138/pdf |
| article xml uploaded. | 29 December 2020 04:57 CET | Update | https://www.mdpi.com/1424-8220/21/1/138/xml |
| article xml file uploaded | 29 December 2020 04:57 CET | Original file | - |
| article pdf uploaded. | 28 December 2020 12:56 CET | Version of Record | https://www.mdpi.com/1424-8220/21/1/138/pdf-vor |
