| article html file updated | 31 August 2025 10:50 CEST | Update | https://www.mdpi.com/2412-382X/4/1/7 |
| article html file updated | 20 July 2022 19:22 CEST | Update | - |
| article html file updated | 27 March 2020 03:38 CET | Original file | - |
| article pdf uploaded. | 27 March 2020 03:36 CET | Updated version of record | https://www.mdpi.com/2412-382X/4/1/7/pdf |
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| article pdf uploaded. | 5 February 2020 16:34 CET | Version of Record | https://www.mdpi.com/2412-382X/4/1/7/pdf-vor |
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