| article html file updated | 1 August 2022 00:31 CEST | Update | https://www.mdpi.com/1996-1073/15/4/1556 |
| article html file updated | 22 February 2022 04:04 CET | Original file | N/A |
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| article xml uploaded. | 22 February 2022 04:03 CET | Update | https://www.mdpi.com/1996-1073/15/4/1556/xml |
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| article pdf uploaded. | 20 February 2022 07:12 CET | Version of Record | https://www.mdpi.com/1996-1073/15/4/1556/pdf-vor |
