| article html file updated | 30 July 2022 22:48 CEST | Update | https://www.mdpi.com/2227-7072/9/4/72 |
| article html file updated | 21 December 2021 02:07 CET | Original file | N/A |
| article pdf uploaded. | 21 December 2021 02:05 CET | Updated version of record | https://www.mdpi.com/2227-7072/9/4/72/pdf |
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| article pdf uploaded. | 16 December 2021 16:54 CET | Version of Record | https://www.mdpi.com/2227-7072/9/4/72/pdf-vor |
