| article html file updated | 30 July 2022 09:38 CEST | Update | https://www.mdpi.com/2221-3759/9/4/41 |
| article html file updated | 20 October 2021 04:40 CEST | Original file | - |
| article pdf uploaded. | 20 October 2021 04:39 CEST | Updated version of record | https://www.mdpi.com/2221-3759/9/4/41/pdf |
| article xml uploaded. | 20 October 2021 04:39 CEST | Update | https://www.mdpi.com/2221-3759/9/4/41/xml |
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| article pdf uploaded. | 7 October 2021 13:02 CEST | Version of Record | https://www.mdpi.com/2221-3759/9/4/41/pdf-vor |
