| article html file updated | 7 September 2025 23:01 CEST | Update | https://www.mdpi.com/1996-1073/15/4/1539 |
| article html file updated | 31 July 2022 23:45 CEST | Update | - |
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| article pdf uploaded. | 21 February 2022 11:27 CET | Updated version of record | https://www.mdpi.com/1996-1073/15/4/1539/pdf |
| article xml uploaded. | 21 February 2022 11:27 CET | Update | https://www.mdpi.com/1996-1073/15/4/1539/xml |
| article xml file uploaded | 21 February 2022 11:27 CET | Original file | - |
| article pdf uploaded. | 19 February 2022 10:06 CET | Version of Record | https://www.mdpi.com/1996-1073/15/4/1539/pdf-vor |
