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| article html file updated | 24 December 2020 11:49 CET | Update | - |
| article pdf uploaded. | 24 December 2020 11:47 CET | Updated version of record | https://www.mdpi.com/2071-1050/13/1/9/pdf |
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| article html file updated | 23 December 2020 10:35 CET | Update | - |
| article pdf uploaded. | 23 December 2020 10:34 CET | Updated version of record | https://www.mdpi.com/2071-1050/13/1/9/pdf-vor |
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| article html file updated | 22 December 2020 11:33 CET | Original file | - |
| article pdf uploaded. | 22 December 2020 10:30 CET | Version of Record | https://www.mdpi.com/2071-1050/13/1/9/pdf-vor |
| article xml uploaded. | 22 December 2020 10:30 CET | Update | - |
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