| article html file updated | 1 September 2020 07:00 CEST | Original file | https://www.mdpi.com/1996-1073/13/17/4493 |
| article pdf uploaded. | 1 September 2020 06:58 CEST | Updated version of record | https://www.mdpi.com/1996-1073/13/17/4493/pdf |
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| article xml file uploaded | 1 September 2020 06:58 CEST | Original file | - |
| article pdf uploaded. | 31 August 2020 16:23 CEST | Version of Record | https://www.mdpi.com/1996-1073/13/17/4493/pdf-vor |
